Home / 10,301.38-15,451.27-3,281.79

Finding the Fourth Proportional to 10,301.38, 15,451.27 and 3,281.79

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Solution

The fourth proportional to 10,301.38, 15,451.27 and 3,281.79 is: 4,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,301.38 : 15,451.27 = 3,281.79 : x
  2. Step 2: Convert to fraction form
    10,301.38/15,451.27 = 3,281.79/x
  3. Step 3: Cross multiply
    10,301.38x = 15,451.27 × 3,281.79
  4. Step 4: Simplify right side
    10,301.38x = 50,707,823.37
  5. Step 5: Solve for x
    x = 50,707,823.37/10,301.38
  6. Step 6: Final answer
    x = 4,922.43

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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.