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Finding the Fourth Proportional to 7,240.46, 10,842.08 and 5,016.13

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Solution

The fourth proportional to 7,240.46, 10,842.08 and 5,016.13 is: 7,511.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.46 : 10,842.08 = 5,016.13 : x
  2. Step 2: Convert to fraction form
    7,240.46/10,842.08 = 5,016.13/x
  3. Step 3: Cross multiply
    7,240.46x = 10,842.08 × 5,016.13
  4. Step 4: Simplify right side
    7,240.46x = 54,385,244.67
  5. Step 5: Solve for x
    x = 54,385,244.67/7,240.46
  6. Step 6: Final answer
    x = 7,511.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.