Home / 10,371.76-15,550.24-3,349.60

Finding the Fourth Proportional to 10,371.76, 15,550.24 and 3,349.60

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Solution

The fourth proportional to 10,371.76, 15,550.24 and 3,349.60 is: 5,022.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.76 : 15,550.24 = 3,349.60 : x
  2. Step 2: Convert to fraction form
    10,371.76/15,550.24 = 3,349.60/x
  3. Step 3: Cross multiply
    10,371.76x = 15,550.24 × 3,349.60
  4. Step 4: Simplify right side
    10,371.76x = 52,087,083.90
  5. Step 5: Solve for x
    x = 52,087,083.90/10,371.76
  6. Step 6: Final answer
    x = 5,022.01

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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.