Home / 3,479.53-5,221.46-2,552.80

Finding the Fourth Proportional to 3,479.53, 5,221.46 and 2,552.80

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Solution

The fourth proportional to 3,479.53, 5,221.46 and 2,552.80 is: 3,830.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.53 : 5,221.46 = 2,552.80 : x
  2. Step 2: Convert to fraction form
    3,479.53/5,221.46 = 2,552.80/x
  3. Step 3: Cross multiply
    3,479.53x = 5,221.46 × 2,552.80
  4. Step 4: Simplify right side
    3,479.53x = 13,329,343.09
  5. Step 5: Solve for x
    x = 13,329,343.09/3,479.53
  6. Step 6: Final answer
    x = 3,830.79

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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.