Home / 9,849.74-14,778.99-5,168.66

Finding the Fourth Proportional to 9,849.74, 14,778.99 and 5,168.66

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Solution

The fourth proportional to 9,849.74, 14,778.99 and 5,168.66 is: 7,755.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,849.74 : 14,778.99 = 5,168.66 : x
  2. Step 2: Convert to fraction form
    9,849.74/14,778.99 = 5,168.66/x
  3. Step 3: Cross multiply
    9,849.74x = 14,778.99 × 5,168.66
  4. Step 4: Simplify right side
    9,849.74x = 76,387,500.56
  5. Step 5: Solve for x
    x = 76,387,500.56/9,849.74
  6. Step 6: Final answer
    x = 7,755.28

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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.