Home / 7,434.77-11,149.56-2,168.33

Finding the Fourth Proportional to 7,434.77, 11,149.56 and 2,168.33

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Solution

The fourth proportional to 7,434.77, 11,149.56 and 2,168.33 is: 3,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.77 : 11,149.56 = 2,168.33 : x
  2. Step 2: Convert to fraction form
    7,434.77/11,149.56 = 2,168.33/x
  3. Step 3: Cross multiply
    7,434.77x = 11,149.56 × 2,168.33
  4. Step 4: Simplify right side
    7,434.77x = 24,175,869.69
  5. Step 5: Solve for x
    x = 24,175,869.69/7,434.77
  6. Step 6: Final answer
    x = 3,251.73

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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.