Home / 3,742.61-5,613.91-1,434.65

Finding the Fourth Proportional to 3,742.61, 5,613.91 and 1,434.65

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Solution

The fourth proportional to 3,742.61, 5,613.91 and 1,434.65 is: 2,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.61 : 5,613.91 = 1,434.65 : x
  2. Step 2: Convert to fraction form
    3,742.61/5,613.91 = 1,434.65/x
  3. Step 3: Cross multiply
    3,742.61x = 5,613.91 × 1,434.65
  4. Step 4: Simplify right side
    3,742.61x = 8,053,964.33
  5. Step 5: Solve for x
    x = 8,053,964.33/3,742.61
  6. Step 6: Final answer
    x = 2,151.97

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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.