Home / 3,239.05-4,470.97-2,176.46

Finding the Fourth Proportional to 3,239.05, 4,470.97 and 2,176.46

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Solution

The fourth proportional to 3,239.05, 4,470.97 and 2,176.46 is: 3,004.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,239.05 : 4,470.97 = 2,176.46 : x
  2. Step 2: Convert to fraction form
    3,239.05/4,470.97 = 2,176.46/x
  3. Step 3: Cross multiply
    3,239.05x = 4,470.97 × 2,176.46
  4. Step 4: Simplify right side
    3,239.05x = 9,730,859.57
  5. Step 5: Solve for x
    x = 9,730,859.57/3,239.05
  6. Step 6: Final answer
    x = 3,004.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.