Home / 10,562.37-15,849.68-4,321.42

Finding the Fourth Proportional to 10,562.37, 15,849.68 and 4,321.42

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Solution

The fourth proportional to 10,562.37, 15,849.68 and 4,321.42 is: 6,484.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,562.37 : 15,849.68 = 4,321.42 : x
  2. Step 2: Convert to fraction form
    10,562.37/15,849.68 = 4,321.42/x
  3. Step 3: Cross multiply
    10,562.37x = 15,849.68 × 4,321.42
  4. Step 4: Simplify right side
    10,562.37x = 68,493,062.91
  5. Step 5: Solve for x
    x = 68,493,062.91/10,562.37
  6. Step 6: Final answer
    x = 6,484.63

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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.