Home / 3,432.29-5,145.35-1,582.46

Finding the Fourth Proportional to 3,432.29, 5,145.35 and 1,582.46

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Solution

The fourth proportional to 3,432.29, 5,145.35 and 1,582.46 is: 2,372.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.29 : 5,145.35 = 1,582.46 : x
  2. Step 2: Convert to fraction form
    3,432.29/5,145.35 = 1,582.46/x
  3. Step 3: Cross multiply
    3,432.29x = 5,145.35 × 1,582.46
  4. Step 4: Simplify right side
    3,432.29x = 8,142,276.92
  5. Step 5: Solve for x
    x = 8,142,276.92/3,432.29
  6. Step 6: Final answer
    x = 2,372.26

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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.