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Finding the Fourth Proportional to 6,532.28, 9,773.92 and 3,890.12

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Solution

The fourth proportional to 6,532.28, 9,773.92 and 3,890.12 is: 5,820.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,532.28 : 9,773.92 = 3,890.12 : x
  2. Step 2: Convert to fraction form
    6,532.28/9,773.92 = 3,890.12/x
  3. Step 3: Cross multiply
    6,532.28x = 9,773.92 × 3,890.12
  4. Step 4: Simplify right side
    6,532.28x = 38,021,721.67
  5. Step 5: Solve for x
    x = 38,021,721.67/6,532.28
  6. Step 6: Final answer
    x = 5,820.59

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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.