Home / 3,641.14-5,452.80-1,693.90

Finding the Fourth Proportional to 3,641.14, 5,452.80 and 1,693.90

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Solution

The fourth proportional to 3,641.14, 5,452.80 and 1,693.90 is: 2,536.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.14 : 5,452.80 = 1,693.90 : x
  2. Step 2: Convert to fraction form
    3,641.14/5,452.80 = 1,693.90/x
  3. Step 3: Cross multiply
    3,641.14x = 5,452.80 × 1,693.90
  4. Step 4: Simplify right side
    3,641.14x = 9,236,497.92
  5. Step 5: Solve for x
    x = 9,236,497.92/3,641.14
  6. Step 6: Final answer
    x = 2,536.70

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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.