Home / 2,575.34-3,862.25-1,342.11

Finding the Fourth Proportional to 2,575.34, 3,862.25 and 1,342.11

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Solution

The fourth proportional to 2,575.34, 3,862.25 and 1,342.11 is: 2,012.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.34 : 3,862.25 = 1,342.11 : x
  2. Step 2: Convert to fraction form
    2,575.34/3,862.25 = 1,342.11/x
  3. Step 3: Cross multiply
    2,575.34x = 3,862.25 × 1,342.11
  4. Step 4: Simplify right side
    2,575.34x = 5,183,557.64
  5. Step 5: Solve for x
    x = 5,183,557.64/2,575.34
  6. Step 6: Final answer
    x = 2,012.77

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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.