Home / 6,167.28-8,510.98-3,372.78

Finding the Fourth Proportional to 6,167.28, 8,510.98 and 3,372.78

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Solution

The fourth proportional to 6,167.28, 8,510.98 and 3,372.78 is: 4,654.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,167.28 : 8,510.98 = 3,372.78 : x
  2. Step 2: Convert to fraction form
    6,167.28/8,510.98 = 3,372.78/x
  3. Step 3: Cross multiply
    6,167.28x = 8,510.98 × 3,372.78
  4. Step 4: Simplify right side
    6,167.28x = 28,705,663.12
  5. Step 5: Solve for x
    x = 28,705,663.12/6,167.28
  6. Step 6: Final answer
    x = 4,654.51

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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.