Home / 4,023.40-5,552.51-2,255.57

Finding the Fourth Proportional to 4,023.40, 5,552.51 and 2,255.57

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Solution

The fourth proportional to 4,023.40, 5,552.51 and 2,255.57 is: 3,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,023.40 : 5,552.51 = 2,255.57 : x
  2. Step 2: Convert to fraction form
    4,023.40/5,552.51 = 2,255.57/x
  3. Step 3: Cross multiply
    4,023.40x = 5,552.51 × 2,255.57
  4. Step 4: Simplify right side
    4,023.40x = 12,524,074.98
  5. Step 5: Solve for x
    x = 12,524,074.98/4,023.40
  6. Step 6: Final answer
    x = 3,112.81

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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.