Home / 8,132.91-11,224.88-5,265.18

Finding the Fourth Proportional to 8,132.91, 11,224.88 and 5,265.18

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Solution

The fourth proportional to 8,132.91, 11,224.88 and 5,265.18 is: 7,266.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,132.91 : 11,224.88 = 5,265.18 : x
  2. Step 2: Convert to fraction form
    8,132.91/11,224.88 = 5,265.18/x
  3. Step 3: Cross multiply
    8,132.91x = 11,224.88 × 5,265.18
  4. Step 4: Simplify right side
    8,132.91x = 59,101,013.68
  5. Step 5: Solve for x
    x = 59,101,013.68/8,132.91
  6. Step 6: Final answer
    x = 7,266.90

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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.