Home / 11,451.17-15,797.73-6,670.76

Finding the Fourth Proportional to 11,451.17, 15,797.73 and 6,670.76

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Solution

The fourth proportional to 11,451.17, 15,797.73 and 6,670.76 is: 9,202.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,451.17 : 15,797.73 = 6,670.76 : x
  2. Step 2: Convert to fraction form
    11,451.17/15,797.73 = 6,670.76/x
  3. Step 3: Cross multiply
    11,451.17x = 15,797.73 × 6,670.76
  4. Step 4: Simplify right side
    11,451.17x = 105,382,811.40
  5. Step 5: Solve for x
    x = 105,382,811.40/11,451.17
  6. Step 6: Final answer
    x = 9,202.80

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Double scale
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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.