Home / 10,094.85-15,144.68-3,169.35

Finding the Fourth Proportional to 10,094.85, 15,144.68 and 3,169.35

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Solution

The fourth proportional to 10,094.85, 15,144.68 and 3,169.35 is: 4,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,094.85 : 15,144.68 = 3,169.35 : x
  2. Step 2: Convert to fraction form
    10,094.85/15,144.68 = 3,169.35/x
  3. Step 3: Cross multiply
    10,094.85x = 15,144.68 × 3,169.35
  4. Step 4: Simplify right side
    10,094.85x = 47,998,799.48
  5. Step 5: Solve for x
    x = 47,998,799.48/10,094.85
  6. Step 6: Final answer
    x = 4,754.78

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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.