Home / 10,738.80-16,108.61-2,948.22

Finding the Fourth Proportional to 10,738.80, 16,108.61 and 2,948.22

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Solution

The fourth proportional to 10,738.80, 16,108.61 and 2,948.22 is: 4,422.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,738.80 : 16,108.61 = 2,948.22 : x
  2. Step 2: Convert to fraction form
    10,738.80/16,108.61 = 2,948.22/x
  3. Step 3: Cross multiply
    10,738.80x = 16,108.61 × 2,948.22
  4. Step 4: Simplify right side
    10,738.80x = 47,491,711.43
  5. Step 5: Solve for x
    x = 47,491,711.43/10,738.80
  6. Step 6: Final answer
    x = 4,422.44

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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.