Home / 10,094.40-15,127.56-3,847.92

Finding the Fourth Proportional to 10,094.40, 15,127.56 and 3,847.92

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Solution

The fourth proportional to 10,094.40, 15,127.56 and 3,847.92 is: 5,766.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094.40 : 15,127.56 = 3,847.92 : x
  2. Step 2: Convert to fraction form
    10,094.40/15,127.56 = 3,847.92/x
  3. Step 3: Cross multiply
    10,094.40x = 15,127.56 × 3,847.92
  4. Step 4: Simplify right side
    10,094.40x = 58,209,640.68
  5. Step 5: Solve for x
    x = 58,209,640.68/10,094.40
  6. Step 6: Final answer
    x = 5,766.53

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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.