Home / 3,747.80-5,613.60-3,337.40

Finding the Fourth Proportional to 3,747.80, 5,613.60 and 3,337.40

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Solution

The fourth proportional to 3,747.80, 5,613.60 and 3,337.40 is: 4,998.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.80 : 5,613.60 = 3,337.40 : x
  2. Step 2: Convert to fraction form
    3,747.80/5,613.60 = 3,337.40/x
  3. Step 3: Cross multiply
    3,747.80x = 5,613.60 × 3,337.40
  4. Step 4: Simplify right side
    3,747.80x = 18,734,828.64
  5. Step 5: Solve for x
    x = 18,734,828.64/3,747.80
  6. Step 6: Final answer
    x = 4,998.89

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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.