Home / 4,003.28-5,524.49-2,210.78

Finding the Fourth Proportional to 4,003.28, 5,524.49 and 2,210.78

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Solution

The fourth proportional to 4,003.28, 5,524.49 and 2,210.78 is: 3,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,003.28 : 5,524.49 = 2,210.78 : x
  2. Step 2: Convert to fraction form
    4,003.28/5,524.49 = 2,210.78/x
  3. Step 3: Cross multiply
    4,003.28x = 5,524.49 × 2,210.78
  4. Step 4: Simplify right side
    4,003.28x = 12,213,393.33
  5. Step 5: Solve for x
    x = 12,213,393.33/4,003.28
  6. Step 6: Final answer
    x = 3,050.85

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Half scale
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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.