Home / 10,371.15-15,550.44-4,132.11

Finding the Fourth Proportional to 10,371.15, 15,550.44 and 4,132.11

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Solution

The fourth proportional to 10,371.15, 15,550.44 and 4,132.11 is: 6,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,371.15 : 15,550.44 = 4,132.11 : x
  2. Step 2: Convert to fraction form
    10,371.15/15,550.44 = 4,132.11/x
  3. Step 3: Cross multiply
    10,371.15x = 15,550.44 × 4,132.11
  4. Step 4: Simplify right side
    10,371.15x = 64,256,128.63
  5. Step 5: Solve for x
    x = 64,256,128.63/10,371.15
  6. Step 6: Final answer
    x = 6,195.66

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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.