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Finding the Fourth Proportional to 6,551.92, 9,828.96 and 3,265.12

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Solution

The fourth proportional to 6,551.92, 9,828.96 and 3,265.12 is: 4,898.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,551.92 : 9,828.96 = 3,265.12 : x
  2. Step 2: Convert to fraction form
    6,551.92/9,828.96 = 3,265.12/x
  3. Step 3: Cross multiply
    6,551.92x = 9,828.96 × 3,265.12
  4. Step 4: Simplify right side
    6,551.92x = 32,092,733.88
  5. Step 5: Solve for x
    x = 32,092,733.88/6,551.92
  6. Step 6: Final answer
    x = 4,898.22

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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.