Home / 8,713.28-13,060.98-3,446.18

Finding the Fourth Proportional to 8,713.28, 13,060.98 and 3,446.18

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Solution

The fourth proportional to 8,713.28, 13,060.98 and 3,446.18 is: 5,165.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,713.28 : 13,060.98 = 3,446.18 : x
  2. Step 2: Convert to fraction form
    8,713.28/13,060.98 = 3,446.18/x
  3. Step 3: Cross multiply
    8,713.28x = 13,060.98 × 3,446.18
  4. Step 4: Simplify right side
    8,713.28x = 45,010,488.06
  5. Step 5: Solve for x
    x = 45,010,488.06/8,713.28
  6. Step 6: Final answer
    x = 5,165.73

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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.