Home / 9,199.25-13,799.85-3,934.80

Finding the Fourth Proportional to 9,199.25, 13,799.85 and 3,934.80

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Solution

The fourth proportional to 9,199.25, 13,799.85 and 3,934.80 is: 5,902.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,199.25 : 13,799.85 = 3,934.80 : x
  2. Step 2: Convert to fraction form
    9,199.25/13,799.85 = 3,934.80/x
  3. Step 3: Cross multiply
    9,199.25x = 13,799.85 × 3,934.80
  4. Step 4: Simplify right side
    9,199.25x = 54,299,649.78
  5. Step 5: Solve for x
    x = 54,299,649.78/9,199.25
  6. Step 6: Final answer
    x = 5,902.62

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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.