Home / 5,545.80-8,316.53-2,257.71

Finding the Fourth Proportional to 5,545.80, 8,316.53 and 2,257.71

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Solution

The fourth proportional to 5,545.80, 8,316.53 and 2,257.71 is: 3,385.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,545.80 : 8,316.53 = 2,257.71 : x
  2. Step 2: Convert to fraction form
    5,545.80/8,316.53 = 2,257.71/x
  3. Step 3: Cross multiply
    5,545.80x = 8,316.53 × 2,257.71
  4. Step 4: Simplify right side
    5,545.80x = 18,776,310.12
  5. Step 5: Solve for x
    x = 18,776,310.12/5,545.80
  6. Step 6: Final answer
    x = 3,385.68

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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.