Home / 10,763.88-16,144.62-3,742.68

Finding the Fourth Proportional to 10,763.88, 16,144.62 and 3,742.68

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Solution

The fourth proportional to 10,763.88, 16,144.62 and 3,742.68 is: 5,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,763.88 : 16,144.62 = 3,742.68 : x
  2. Step 2: Convert to fraction form
    10,763.88/16,144.62 = 3,742.68/x
  3. Step 3: Cross multiply
    10,763.88x = 16,144.62 × 3,742.68
  4. Step 4: Simplify right side
    10,763.88x = 60,424,146.38
  5. Step 5: Solve for x
    x = 60,424,146.38/10,763.88
  6. Step 6: Final answer
    x = 5,613.60

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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.