Home / 10,344.45-15,519.12-2,949.03

Finding the Fourth Proportional to 10,344.45, 15,519.12 and 2,949.03

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Solution

The fourth proportional to 10,344.45, 15,519.12 and 2,949.03 is: 4,424.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.45 : 15,519.12 = 2,949.03 : x
  2. Step 2: Convert to fraction form
    10,344.45/15,519.12 = 2,949.03/x
  3. Step 3: Cross multiply
    10,344.45x = 15,519.12 × 2,949.03
  4. Step 4: Simplify right side
    10,344.45x = 45,766,350.45
  5. Step 5: Solve for x
    x = 45,766,350.45/10,344.45
  6. Step 6: Final answer
    x = 4,424.24

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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.