Home / 1,581.32-2,367.12-1,348.04

Finding the Fourth Proportional to 1,581.32, 2,367.12 and 1,348.04

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Solution

The fourth proportional to 1,581.32, 2,367.12 and 1,348.04 is: 2,017.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581.32 : 2,367.12 = 1,348.04 : x
  2. Step 2: Convert to fraction form
    1,581.32/2,367.12 = 1,348.04/x
  3. Step 3: Cross multiply
    1,581.32x = 2,367.12 × 1,348.04
  4. Step 4: Simplify right side
    1,581.32x = 3,190,972.44
  5. Step 5: Solve for x
    x = 3,190,972.44/1,581.32
  6. Step 6: Final answer
    x = 2,017.92

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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.