Home / 8,148.71-12,223.29-2,882.97

Finding the Fourth Proportional to 8,148.71, 12,223.29 and 2,882.97

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Solution

The fourth proportional to 8,148.71, 12,223.29 and 2,882.97 is: 4,324.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,148.71 : 12,223.29 = 2,882.97 : x
  2. Step 2: Convert to fraction form
    8,148.71/12,223.29 = 2,882.97/x
  3. Step 3: Cross multiply
    8,148.71x = 12,223.29 × 2,882.97
  4. Step 4: Simplify right side
    8,148.71x = 35,239,378.37
  5. Step 5: Solve for x
    x = 35,239,378.37/8,148.71
  6. Step 6: Final answer
    x = 4,324.53

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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.