Home / 3,578.60-4,937.54-2,252.20

Finding the Fourth Proportional to 3,578.60, 4,937.54 and 2,252.20

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Solution

The fourth proportional to 3,578.60, 4,937.54 and 2,252.20 is: 3,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,578.60 : 4,937.54 = 2,252.20 : x
  2. Step 2: Convert to fraction form
    3,578.60/4,937.54 = 2,252.20/x
  3. Step 3: Cross multiply
    3,578.60x = 4,937.54 × 2,252.20
  4. Step 4: Simplify right side
    3,578.60x = 11,120,327.59
  5. Step 5: Solve for x
    x = 11,120,327.59/3,578.60
  6. Step 6: Final answer
    x = 3,107.45

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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.