Home / 1,913.52-2,862.72-1,367.04

Finding the Fourth Proportional to 1,913.52, 2,862.72 and 1,367.04

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Solution

The fourth proportional to 1,913.52, 2,862.72 and 1,367.04 is: 2,045.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,913.52 : 2,862.72 = 1,367.04 : x
  2. Step 2: Convert to fraction form
    1,913.52/2,862.72 = 1,367.04/x
  3. Step 3: Cross multiply
    1,913.52x = 2,862.72 × 1,367.04
  4. Step 4: Simplify right side
    1,913.52x = 3,913,452.75
  5. Step 5: Solve for x
    x = 3,913,452.75/1,913.52
  6. Step 6: Final answer
    x = 2,045.16

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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.