Home / 3,743.12-5,613.84-1,403.04

Finding the Fourth Proportional to 3,743.12, 5,613.84 and 1,403.04

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Solution

The fourth proportional to 3,743.12, 5,613.84 and 1,403.04 is: 2,104.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.12 : 5,613.84 = 1,403.04 : x
  2. Step 2: Convert to fraction form
    3,743.12/5,613.84 = 1,403.04/x
  3. Step 3: Cross multiply
    3,743.12x = 5,613.84 × 1,403.04
  4. Step 4: Simplify right side
    3,743.12x = 7,876,442.07
  5. Step 5: Solve for x
    x = 7,876,442.07/3,743.12
  6. Step 6: Final answer
    x = 2,104.25

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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.