Home / 10,564.18-15,845.33-3,170.28

Finding the Fourth Proportional to 10,564.18, 15,845.33 and 3,170.28

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Solution

The fourth proportional to 10,564.18, 15,845.33 and 3,170.28 is: 4,755.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.18 : 15,845.33 = 3,170.28 : x
  2. Step 2: Convert to fraction form
    10,564.18/15,845.33 = 3,170.28/x
  3. Step 3: Cross multiply
    10,564.18x = 15,845.33 × 3,170.28
  4. Step 4: Simplify right side
    10,564.18x = 50,234,132.79
  5. Step 5: Solve for x
    x = 50,234,132.79/10,564.18
  6. Step 6: Final answer
    x = 4,755.14

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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.