Home / 9,324.18-13,986.40-2,750.50

Finding the Fourth Proportional to 9,324.18, 13,986.40 and 2,750.50

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Solution

The fourth proportional to 9,324.18, 13,986.40 and 2,750.50 is: 4,125.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,324.18 : 13,986.40 = 2,750.50 : x
  2. Step 2: Convert to fraction form
    9,324.18/13,986.40 = 2,750.50/x
  3. Step 3: Cross multiply
    9,324.18x = 13,986.40 × 2,750.50
  4. Step 4: Simplify right side
    9,324.18x = 38,469,593.20
  5. Step 5: Solve for x
    x = 38,469,593.20/9,324.18
  6. Step 6: Final answer
    x = 4,125.79

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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.