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Finding the Fourth Proportional to 6,545.06, 9,812.10 and 2,652.20

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Solution

The fourth proportional to 6,545.06, 9,812.10 and 2,652.20 is: 3,976.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.06 : 9,812.10 = 2,652.20 : x
  2. Step 2: Convert to fraction form
    6,545.06/9,812.10 = 2,652.20/x
  3. Step 3: Cross multiply
    6,545.06x = 9,812.10 × 2,652.20
  4. Step 4: Simplify right side
    6,545.06x = 26,023,651.62
  5. Step 5: Solve for x
    x = 26,023,651.62/6,545.06
  6. Step 6: Final answer
    x = 3,976.08

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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.