Home / 4,315.89-6,472.50-1,542.18

Finding the Fourth Proportional to 4,315.89, 6,472.50 and 1,542.18

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Solution

The fourth proportional to 4,315.89, 6,472.50 and 1,542.18 is: 2,312.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.89 : 6,472.50 = 1,542.18 : x
  2. Step 2: Convert to fraction form
    4,315.89/6,472.50 = 1,542.18/x
  3. Step 3: Cross multiply
    4,315.89x = 6,472.50 × 1,542.18
  4. Step 4: Simplify right side
    4,315.89x = 9,981,760.05
  5. Step 5: Solve for x
    x = 9,981,760.05/4,315.89
  6. Step 6: Final answer
    x = 2,312.79

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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.