Home / 2,375.64-3,562.92-1,142.42

Finding the Fourth Proportional to 2,375.64, 3,562.92 and 1,142.42

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Solution

The fourth proportional to 2,375.64, 3,562.92 and 1,142.42 is: 1,713.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375.64 : 3,562.92 = 1,142.42 : x
  2. Step 2: Convert to fraction form
    2,375.64/3,562.92 = 1,142.42/x
  3. Step 3: Cross multiply
    2,375.64x = 3,562.92 × 1,142.42
  4. Step 4: Simplify right side
    2,375.64x = 4,070,333.25
  5. Step 5: Solve for x
    x = 4,070,333.25/2,375.64
  6. Step 6: Final answer
    x = 1,713.36

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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.