Home / 2,342.12-3,232.05-1,294.16

Finding the Fourth Proportional to 2,342.12, 3,232.05 and 1,294.16

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Solution

The fourth proportional to 2,342.12, 3,232.05 and 1,294.16 is: 1,785.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,342.12 : 3,232.05 = 1,294.16 : x
  2. Step 2: Convert to fraction form
    2,342.12/3,232.05 = 1,294.16/x
  3. Step 3: Cross multiply
    2,342.12x = 3,232.05 × 1,294.16
  4. Step 4: Simplify right side
    2,342.12x = 4,182,773.67
  5. Step 5: Solve for x
    x = 4,182,773.67/2,342.12
  6. Step 6: Final answer
    x = 1,785.90

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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.