Home / 8,754.48-13,134.38-5,248.38

Finding the Fourth Proportional to 8,754.48, 13,134.38 and 5,248.38

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Solution

The fourth proportional to 8,754.48, 13,134.38 and 5,248.38 is: 7,874.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,754.48 : 13,134.38 = 5,248.38 : x
  2. Step 2: Convert to fraction form
    8,754.48/13,134.38 = 5,248.38/x
  3. Step 3: Cross multiply
    8,754.48x = 13,134.38 × 5,248.38
  4. Step 4: Simplify right side
    8,754.48x = 68,934,217.30
  5. Step 5: Solve for x
    x = 68,934,217.30/8,754.48
  6. Step 6: Final answer
    x = 7,874.16

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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.