Home / 10,171.68-15,253.50-3,928.26

Finding the Fourth Proportional to 10,171.68, 15,253.50 and 3,928.26

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Solution

The fourth proportional to 10,171.68, 15,253.50 and 3,928.26 is: 5,890.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,171.68 : 15,253.50 = 3,928.26 : x
  2. Step 2: Convert to fraction form
    10,171.68/15,253.50 = 3,928.26/x
  3. Step 3: Cross multiply
    10,171.68x = 15,253.50 × 3,928.26
  4. Step 4: Simplify right side
    10,171.68x = 59,919,713.91
  5. Step 5: Solve for x
    x = 59,919,713.91/10,171.68
  6. Step 6: Final answer
    x = 5,890.84

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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.