Home / 10,170.33-15,256.94-3,150.89

Finding the Fourth Proportional to 10,170.33, 15,256.94 and 3,150.89

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Solution

The fourth proportional to 10,170.33, 15,256.94 and 3,150.89 is: 4,726.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,170.33 : 15,256.94 = 3,150.89 : x
  2. Step 2: Convert to fraction form
    10,170.33/15,256.94 = 3,150.89/x
  3. Step 3: Cross multiply
    10,170.33x = 15,256.94 × 3,150.89
  4. Step 4: Simplify right side
    10,170.33x = 48,072,956.62
  5. Step 5: Solve for x
    x = 48,072,956.62/10,170.33
  6. Step 6: Final answer
    x = 4,726.79

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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.