Home / 6,561.27-9,053.17-3,909.53

Finding the Fourth Proportional to 6,561.27, 9,053.17 and 3,909.53

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Solution

The fourth proportional to 6,561.27, 9,053.17 and 3,909.53 is: 5,394.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,561.27 : 9,053.17 = 3,909.53 : x
  2. Step 2: Convert to fraction form
    6,561.27/9,053.17 = 3,909.53/x
  3. Step 3: Cross multiply
    6,561.27x = 9,053.17 × 3,909.53
  4. Step 4: Simplify right side
    6,561.27x = 35,393,652.57
  5. Step 5: Solve for x
    x = 35,393,652.57/6,561.27
  6. Step 6: Final answer
    x = 5,394.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.