Home / 10,414.19-15,611.27-3,836.79

Finding the Fourth Proportional to 10,414.19, 15,611.27 and 3,836.79

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Solution

The fourth proportional to 10,414.19, 15,611.27 and 3,836.79 is: 5,751.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.19 : 15,611.27 = 3,836.79 : x
  2. Step 2: Convert to fraction form
    10,414.19/15,611.27 = 3,836.79/x
  3. Step 3: Cross multiply
    10,414.19x = 15,611.27 × 3,836.79
  4. Step 4: Simplify right side
    10,414.19x = 59,897,145.44
  5. Step 5: Solve for x
    x = 59,897,145.44/10,414.19
  6. Step 6: Final answer
    x = 5,751.49

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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.