Home / 10,249.41-15,372.33-2,851.89

Finding the Fourth Proportional to 10,249.41, 15,372.33 and 2,851.89

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Solution

The fourth proportional to 10,249.41, 15,372.33 and 2,851.89 is: 4,277.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,249.41 : 15,372.33 = 2,851.89 : x
  2. Step 2: Convert to fraction form
    10,249.41/15,372.33 = 2,851.89/x
  3. Step 3: Cross multiply
    10,249.41x = 15,372.33 × 2,851.89
  4. Step 4: Simplify right side
    10,249.41x = 43,840,194.20
  5. Step 5: Solve for x
    x = 43,840,194.20/10,249.41
  6. Step 6: Final answer
    x = 4,277.34

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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.