Home / 3,202.71-4,418.72-2,528.39

Finding the Fourth Proportional to 3,202.71, 4,418.72 and 2,528.39

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Solution

The fourth proportional to 3,202.71, 4,418.72 and 2,528.39 is: 3,488.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,202.71 : 4,418.72 = 2,528.39 : x
  2. Step 2: Convert to fraction form
    3,202.71/4,418.72 = 2,528.39/x
  3. Step 3: Cross multiply
    3,202.71x = 4,418.72 × 2,528.39
  4. Step 4: Simplify right side
    3,202.71x = 11,172,247.46
  5. Step 5: Solve for x
    x = 11,172,247.46/3,202.71
  6. Step 6: Final answer
    x = 3,488.37

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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.