Home / 4,077.26-6,117.92-1,613.85

Finding the Fourth Proportional to 4,077.26, 6,117.92 and 1,613.85

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Solution

The fourth proportional to 4,077.26, 6,117.92 and 1,613.85 is: 2,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,077.26 : 6,117.92 = 1,613.85 : x
  2. Step 2: Convert to fraction form
    4,077.26/6,117.92 = 1,613.85/x
  3. Step 3: Cross multiply
    4,077.26x = 6,117.92 × 1,613.85
  4. Step 4: Simplify right side
    4,077.26x = 9,873,397.12
  5. Step 5: Solve for x
    x = 9,873,397.12/4,077.26
  6. Step 6: Final answer
    x = 2,421.58

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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.