Home / 5,561.30-8,337.90-2,272.70

Finding the Fourth Proportional to 5,561.30, 8,337.90 and 2,272.70

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Solution

The fourth proportional to 5,561.30, 8,337.90 and 2,272.70 is: 3,407.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.30 : 8,337.90 = 2,272.70 : x
  2. Step 2: Convert to fraction form
    5,561.30/8,337.90 = 2,272.70/x
  3. Step 3: Cross multiply
    5,561.30x = 8,337.90 × 2,272.70
  4. Step 4: Simplify right side
    5,561.30x = 18,949,545.33
  5. Step 5: Solve for x
    x = 18,949,545.33/5,561.30
  6. Step 6: Final answer
    x = 3,407.39

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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.