Home / 10,344.85-15,519.69-2,949.41

Finding the Fourth Proportional to 10,344.85, 15,519.69 and 2,949.41

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Solution

The fourth proportional to 10,344.85, 15,519.69 and 2,949.41 is: 4,424.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,344.85 : 15,519.69 = 2,949.41 : x
  2. Step 2: Convert to fraction form
    10,344.85/15,519.69 = 2,949.41/x
  3. Step 3: Cross multiply
    10,344.85x = 15,519.69 × 2,949.41
  4. Step 4: Simplify right side
    10,344.85x = 45,773,967.68
  5. Step 5: Solve for x
    x = 45,773,967.68/10,344.85
  6. Step 6: Final answer
    x = 4,424.81

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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.