Home / 3,554.88-4,907.55-2,229.92

Finding the Fourth Proportional to 3,554.88, 4,907.55 and 2,229.92

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Solution

The fourth proportional to 3,554.88, 4,907.55 and 2,229.92 is: 3,078.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,554.88 : 4,907.55 = 2,229.92 : x
  2. Step 2: Convert to fraction form
    3,554.88/4,907.55 = 2,229.92/x
  3. Step 3: Cross multiply
    3,554.88x = 4,907.55 × 2,229.92
  4. Step 4: Simplify right side
    3,554.88x = 10,943,443.90
  5. Step 5: Solve for x
    x = 10,943,443.90/3,554.88
  6. Step 6: Final answer
    x = 3,078.43

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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.