Home / 4,321.08-6,462.99-3,781.62

Finding the Fourth Proportional to 4,321.08, 6,462.99 and 3,781.62

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Solution

The fourth proportional to 4,321.08, 6,462.99 and 3,781.62 is: 5,656.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,321.08 : 6,462.99 = 3,781.62 : x
  2. Step 2: Convert to fraction form
    4,321.08/6,462.99 = 3,781.62/x
  3. Step 3: Cross multiply
    4,321.08x = 6,462.99 × 3,781.62
  4. Step 4: Simplify right side
    4,321.08x = 24,440,572.24
  5. Step 5: Solve for x
    x = 24,440,572.24/4,321.08
  6. Step 6: Final answer
    x = 5,656.13

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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.