Home / 3,578.40-4,937.40-2,252.52

Finding the Fourth Proportional to 3,578.40, 4,937.40 and 2,252.52

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Solution

The fourth proportional to 3,578.40, 4,937.40 and 2,252.52 is: 3,107.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.40 : 4,937.40 = 2,252.52 : x
  2. Step 2: Convert to fraction form
    3,578.40/4,937.40 = 2,252.52/x
  3. Step 3: Cross multiply
    3,578.40x = 4,937.40 × 2,252.52
  4. Step 4: Simplify right side
    3,578.40x = 11,121,592.25
  5. Step 5: Solve for x
    x = 11,121,592.25/3,578.40
  6. Step 6: Final answer
    x = 3,107.98

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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.