Home / 10,169.82-15,245.01-6,462.86

Finding the Fourth Proportional to 10,169.82, 15,245.01 and 6,462.86

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Solution

The fourth proportional to 10,169.82, 15,245.01 and 6,462.86 is: 9,688.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.82 : 15,245.01 = 6,462.86 : x
  2. Step 2: Convert to fraction form
    10,169.82/15,245.01 = 6,462.86/x
  3. Step 3: Cross multiply
    10,169.82x = 15,245.01 × 6,462.86
  4. Step 4: Simplify right side
    10,169.82x = 98,526,289.10
  5. Step 5: Solve for x
    x = 98,526,289.10/10,169.82
  6. Step 6: Final answer
    x = 9,688.11

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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.