Home / 10,097.33-15,149.09-5,170.46

Finding the Fourth Proportional to 10,097.33, 15,149.09 and 5,170.46

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Solution

The fourth proportional to 10,097.33, 15,149.09 and 5,170.46 is: 7,757.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,097.33 : 15,149.09 = 5,170.46 : x
  2. Step 2: Convert to fraction form
    10,097.33/15,149.09 = 5,170.46/x
  3. Step 3: Cross multiply
    10,097.33x = 15,149.09 × 5,170.46
  4. Step 4: Simplify right side
    10,097.33x = 78,327,738.48
  5. Step 5: Solve for x
    x = 78,327,738.48/10,097.33
  6. Step 6: Final answer
    x = 7,757.27

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1.5x scale

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.