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Finding the Fourth Proportional to 6,348.76, 9,523.18 and 1,731.76

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Solution

The fourth proportional to 6,348.76, 9,523.18 and 1,731.76 is: 2,597.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,348.76 : 9,523.18 = 1,731.76 : x
  2. Step 2: Convert to fraction form
    6,348.76/9,523.18 = 1,731.76/x
  3. Step 3: Cross multiply
    6,348.76x = 9,523.18 × 1,731.76
  4. Step 4: Simplify right side
    6,348.76x = 16,491,862.20
  5. Step 5: Solve for x
    x = 16,491,862.20/6,348.76
  6. Step 6: Final answer
    x = 2,597.65

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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.