Home / 2,555.56-3,854.60-2,251.22

Finding the Fourth Proportional to 2,555.56, 3,854.60 and 2,251.22

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Solution

The fourth proportional to 2,555.56, 3,854.60 and 2,251.22 is: 3,395.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,555.56 : 3,854.60 = 2,251.22 : x
  2. Step 2: Convert to fraction form
    2,555.56/3,854.60 = 2,251.22/x
  3. Step 3: Cross multiply
    2,555.56x = 3,854.60 × 2,251.22
  4. Step 4: Simplify right side
    2,555.56x = 8,677,552.61
  5. Step 5: Solve for x
    x = 8,677,552.61/2,555.56
  6. Step 6: Final answer
    x = 3,395.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.