Home / 6,545.90-9,033.45-3,561.86

Finding the Fourth Proportional to 6,545.90, 9,033.45 and 3,561.86

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Solution

The fourth proportional to 6,545.90, 9,033.45 and 3,561.86 is: 4,915.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545.90 : 9,033.45 = 3,561.86 : x
  2. Step 2: Convert to fraction form
    6,545.90/9,033.45 = 3,561.86/x
  3. Step 3: Cross multiply
    6,545.90x = 9,033.45 × 3,561.86
  4. Step 4: Simplify right side
    6,545.90x = 32,175,884.22
  5. Step 5: Solve for x
    x = 32,175,884.22/6,545.90
  6. Step 6: Final answer
    x = 4,915.43

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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.