Home / 4,540.05-6,265.71-2,550.78

Finding the Fourth Proportional to 4,540.05, 6,265.71 and 2,550.78

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Solution

The fourth proportional to 4,540.05, 6,265.71 and 2,550.78 is: 3,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.05 : 6,265.71 = 2,550.78 : x
  2. Step 2: Convert to fraction form
    4,540.05/6,265.71 = 2,550.78/x
  3. Step 3: Cross multiply
    4,540.05x = 6,265.71 × 2,550.78
  4. Step 4: Simplify right side
    4,540.05x = 15,982,447.75
  5. Step 5: Solve for x
    x = 15,982,447.75/4,540.05
  6. Step 6: Final answer
    x = 3,520.32

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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.