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Finding the Fourth Proportional to 6,545.59, 9,810.88 and 3,251.32

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Solution

The fourth proportional to 6,545.59, 9,810.88 and 3,251.32 is: 4,873.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.59 : 9,810.88 = 3,251.32 : x
  2. Step 2: Convert to fraction form
    6,545.59/9,810.88 = 3,251.32/x
  3. Step 3: Cross multiply
    6,545.59x = 9,810.88 × 3,251.32
  4. Step 4: Simplify right side
    6,545.59x = 31,898,310.36
  5. Step 5: Solve for x
    x = 31,898,310.36/6,545.59
  6. Step 6: Final answer
    x = 4,873.25

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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.