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Finding the Fourth Proportional to 6,502.91, 9,753.35 and 2,120.35

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Solution

The fourth proportional to 6,502.91, 9,753.35 and 2,120.35 is: 3,180.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,502.91 : 9,753.35 = 2,120.35 : x
  2. Step 2: Convert to fraction form
    6,502.91/9,753.35 = 2,120.35/x
  3. Step 3: Cross multiply
    6,502.91x = 9,753.35 × 2,120.35
  4. Step 4: Simplify right side
    6,502.91x = 20,680,456.30
  5. Step 5: Solve for x
    x = 20,680,456.30/6,502.91
  6. Step 6: Final answer
    x = 3,180.18

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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.