Home / 1,942-2,913.96-1,452.88

Finding the Fourth Proportional to 1,942, 2,913.96 and 1,452.88

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Solution

The fourth proportional to 1,942, 2,913.96 and 1,452.88 is: 2,180.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,942 : 2,913.96 = 1,452.88 : x
  2. Step 2: Convert to fraction form
    1,942/2,913.96 = 1,452.88/x
  3. Step 3: Cross multiply
    1,942x = 2,913.96 × 1,452.88
  4. Step 4: Simplify right side
    1,942x = 4,233,634.20
  5. Step 5: Solve for x
    x = 4,233,634.20/1,942
  6. Step 6: Final answer
    x = 2,180.04

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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.