Home / 3,552.20-4,895.28-2,555.72

Finding the Fourth Proportional to 3,552.20, 4,895.28 and 2,555.72

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Solution

The fourth proportional to 3,552.20, 4,895.28 and 2,555.72 is: 3,522.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,552.20 : 4,895.28 = 2,555.72 : x
  2. Step 2: Convert to fraction form
    3,552.20/4,895.28 = 2,555.72/x
  3. Step 3: Cross multiply
    3,552.20x = 4,895.28 × 2,555.72
  4. Step 4: Simplify right side
    3,552.20x = 12,510,965.00
  5. Step 5: Solve for x
    x = 12,510,965.00/3,552.20
  6. Step 6: Final answer
    x = 3,522.03

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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.