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Finding the Fourth Proportional to 6,499.28, 9,748.92 and 2,339.84

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Solution

The fourth proportional to 6,499.28, 9,748.92 and 2,339.84 is: 3,509.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,499.28 : 9,748.92 = 2,339.84 : x
  2. Step 2: Convert to fraction form
    6,499.28/9,748.92 = 2,339.84/x
  3. Step 3: Cross multiply
    6,499.28x = 9,748.92 × 2,339.84
  4. Step 4: Simplify right side
    6,499.28x = 22,810,912.97
  5. Step 5: Solve for x
    x = 22,810,912.97/6,499.28
  6. Step 6: Final answer
    x = 3,509.76

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Similar ratio
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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.