Home / 2,932.39-4,397.40-1,057.75

Finding the Fourth Proportional to 2,932.39, 4,397.40 and 1,057.75

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Solution

The fourth proportional to 2,932.39, 4,397.40 and 1,057.75 is: 1,586.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932.39 : 4,397.40 = 1,057.75 : x
  2. Step 2: Convert to fraction form
    2,932.39/4,397.40 = 1,057.75/x
  3. Step 3: Cross multiply
    2,932.39x = 4,397.40 × 1,057.75
  4. Step 4: Simplify right side
    2,932.39x = 4,651,349.85
  5. Step 5: Solve for x
    x = 4,651,349.85/2,932.39
  6. Step 6: Final answer
    x = 1,586.20

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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.