Home / 8,753.76-13,130.56-6,177.92

Finding the Fourth Proportional to 8,753.76, 13,130.56 and 6,177.92

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Solution

The fourth proportional to 8,753.76, 13,130.56 and 6,177.92 is: 9,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,753.76 : 13,130.56 = 6,177.92 : x
  2. Step 2: Convert to fraction form
    8,753.76/13,130.56 = 6,177.92/x
  3. Step 3: Cross multiply
    8,753.76x = 13,130.56 × 6,177.92
  4. Step 4: Simplify right side
    8,753.76x = 81,119,549.24
  5. Step 5: Solve for x
    x = 81,119,549.24/8,753.76
  6. Step 6: Final answer
    x = 9,266.82

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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.