Home / 7,531.24-11,302.38-5,588.68

Finding the Fourth Proportional to 7,531.24, 11,302.38 and 5,588.68

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Solution

The fourth proportional to 7,531.24, 11,302.38 and 5,588.68 is: 8,387.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.24 : 11,302.38 = 5,588.68 : x
  2. Step 2: Convert to fraction form
    7,531.24/11,302.38 = 5,588.68/x
  3. Step 3: Cross multiply
    7,531.24x = 11,302.38 × 5,588.68
  4. Step 4: Simplify right side
    7,531.24x = 63,165,385.06
  5. Step 5: Solve for x
    x = 63,165,385.06/7,531.24
  6. Step 6: Final answer
    x = 8,387.12

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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.