Home / 3,545.62-5,313.39-2,613.85

Finding the Fourth Proportional to 3,545.62, 5,313.39 and 2,613.85

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Solution

The fourth proportional to 3,545.62, 5,313.39 and 2,613.85 is: 3,917.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.62 : 5,313.39 = 2,613.85 : x
  2. Step 2: Convert to fraction form
    3,545.62/5,313.39 = 2,613.85/x
  3. Step 3: Cross multiply
    3,545.62x = 5,313.39 × 2,613.85
  4. Step 4: Simplify right side
    3,545.62x = 13,888,404.45
  5. Step 5: Solve for x
    x = 13,888,404.45/3,545.62
  6. Step 6: Final answer
    x = 3,917.06

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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.