Home / 3,741.18-5,612.49-1,432.50

Finding the Fourth Proportional to 3,741.18, 5,612.49 and 1,432.50

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Solution

The fourth proportional to 3,741.18, 5,612.49 and 1,432.50 is: 2,149.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,741.18 : 5,612.49 = 1,432.50 : x
  2. Step 2: Convert to fraction form
    3,741.18/5,612.49 = 1,432.50/x
  3. Step 3: Cross multiply
    3,741.18x = 5,612.49 × 1,432.50
  4. Step 4: Simplify right side
    3,741.18x = 8,039,891.93
  5. Step 5: Solve for x
    x = 8,039,891.93/3,741.18
  6. Step 6: Final answer
    x = 2,149.03

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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.