Home / 10,424.52-15,635.16-3,849.21

Finding the Fourth Proportional to 10,424.52, 15,635.16 and 3,849.21

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Solution

The fourth proportional to 10,424.52, 15,635.16 and 3,849.21 is: 5,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,424.52 : 15,635.16 = 3,849.21 : x
  2. Step 2: Convert to fraction form
    10,424.52/15,635.16 = 3,849.21/x
  3. Step 3: Cross multiply
    10,424.52x = 15,635.16 × 3,849.21
  4. Step 4: Simplify right side
    10,424.52x = 60,183,014.22
  5. Step 5: Solve for x
    x = 60,183,014.22/10,424.52
  6. Step 6: Final answer
    x = 5,773.22

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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.