Home / 8,451.48-11,661.66-4,724.76

Finding the Fourth Proportional to 8,451.48, 11,661.66 and 4,724.76

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Solution

The fourth proportional to 8,451.48, 11,661.66 and 4,724.76 is: 6,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,451.48 : 11,661.66 = 4,724.76 : x
  2. Step 2: Convert to fraction form
    8,451.48/11,661.66 = 4,724.76/x
  3. Step 3: Cross multiply
    8,451.48x = 11,661.66 × 4,724.76
  4. Step 4: Simplify right side
    8,451.48x = 55,098,544.70
  5. Step 5: Solve for x
    x = 55,098,544.70/8,451.48
  6. Step 6: Final answer
    x = 6,519.40

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Find fourth proportional to 4,225.74, 5,830.83 and 2,362.38
Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.