Home / 8,949.88-12,350.49-4,971.24

Finding the Fourth Proportional to 8,949.88, 12,350.49 and 4,971.24

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Solution

The fourth proportional to 8,949.88, 12,350.49 and 4,971.24 is: 6,860.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,949.88 : 12,350.49 = 4,971.24 : x
  2. Step 2: Convert to fraction form
    8,949.88/12,350.49 = 4,971.24/x
  3. Step 3: Cross multiply
    8,949.88x = 12,350.49 × 4,971.24
  4. Step 4: Simplify right side
    8,949.88x = 61,397,249.91
  5. Step 5: Solve for x
    x = 61,397,249.91/8,949.88
  6. Step 6: Final answer
    x = 6,860.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.