Home / 3,514.31-5,270.02-1,432.91

Finding the Fourth Proportional to 3,514.31, 5,270.02 and 1,432.91

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Solution

The fourth proportional to 3,514.31, 5,270.02 and 1,432.91 is: 2,148.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,514.31 : 5,270.02 = 1,432.91 : x
  2. Step 2: Convert to fraction form
    3,514.31/5,270.02 = 1,432.91/x
  3. Step 3: Cross multiply
    3,514.31x = 5,270.02 × 1,432.91
  4. Step 4: Simplify right side
    3,514.31x = 7,551,434.43
  5. Step 5: Solve for x
    x = 7,551,434.43/3,514.31
  6. Step 6: Final answer
    x = 2,148.77

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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.