Home / 8,081.06-11,151.81-4,544.30

Finding the Fourth Proportional to 8,081.06, 11,151.81 and 4,544.30

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Solution

The fourth proportional to 8,081.06, 11,151.81 and 4,544.30 is: 6,271.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,081.06 : 11,151.81 = 4,544.30 : x
  2. Step 2: Convert to fraction form
    8,081.06/11,151.81 = 4,544.30/x
  3. Step 3: Cross multiply
    8,081.06x = 11,151.81 × 4,544.30
  4. Step 4: Simplify right side
    8,081.06x = 50,677,170.18
  5. Step 5: Solve for x
    x = 50,677,170.18/8,081.06
  6. Step 6: Final answer
    x = 6,271.10

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Half scale
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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.