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Finding the Fourth Proportional to 6,510.52, 9,766.20 and 2,614.40

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Solution

The fourth proportional to 6,510.52, 9,766.20 and 2,614.40 is: 3,921.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,510.52 : 9,766.20 = 2,614.40 : x
  2. Step 2: Convert to fraction form
    6,510.52/9,766.20 = 2,614.40/x
  3. Step 3: Cross multiply
    6,510.52x = 9,766.20 × 2,614.40
  4. Step 4: Simplify right side
    6,510.52x = 25,532,753.28
  5. Step 5: Solve for x
    x = 25,532,753.28/6,510.52
  6. Step 6: Final answer
    x = 3,921.77

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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.