Home / 4,068.82-5,613.30-2,742.95

Finding the Fourth Proportional to 4,068.82, 5,613.30 and 2,742.95

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Solution

The fourth proportional to 4,068.82, 5,613.30 and 2,742.95 is: 3,784.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,068.82 : 5,613.30 = 2,742.95 : x
  2. Step 2: Convert to fraction form
    4,068.82/5,613.30 = 2,742.95/x
  3. Step 3: Cross multiply
    4,068.82x = 5,613.30 × 2,742.95
  4. Step 4: Simplify right side
    4,068.82x = 15,397,001.24
  5. Step 5: Solve for x
    x = 15,397,001.24/4,068.82
  6. Step 6: Final answer
    x = 3,784.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.