Home / 7,531.29-11,290.62-4,757.16

Finding the Fourth Proportional to 7,531.29, 11,290.62 and 4,757.16

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Solution

The fourth proportional to 7,531.29, 11,290.62 and 4,757.16 is: 7,131.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.29 : 11,290.62 = 4,757.16 : x
  2. Step 2: Convert to fraction form
    7,531.29/11,290.62 = 4,757.16/x
  3. Step 3: Cross multiply
    7,531.29x = 11,290.62 × 4,757.16
  4. Step 4: Simplify right side
    7,531.29x = 53,711,285.84
  5. Step 5: Solve for x
    x = 53,711,285.84/7,531.29
  6. Step 6: Final answer
    x = 7,131.75

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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.