Home / 10,149.75-15,226.51-3,580.11

Finding the Fourth Proportional to 10,149.75, 15,226.51 and 3,580.11

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Solution

The fourth proportional to 10,149.75, 15,226.51 and 3,580.11 is: 5,370.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,149.75 : 15,226.51 = 3,580.11 : x
  2. Step 2: Convert to fraction form
    10,149.75/15,226.51 = 3,580.11/x
  3. Step 3: Cross multiply
    10,149.75x = 15,226.51 × 3,580.11
  4. Step 4: Simplify right side
    10,149.75x = 54,512,580.72
  5. Step 5: Solve for x
    x = 54,512,580.72/10,149.75
  6. Step 6: Final answer
    x = 5,370.83

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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.