Home / 5,542.60-8,313.16-2,255.72

Finding the Fourth Proportional to 5,542.60, 8,313.16 and 2,255.72

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Solution

The fourth proportional to 5,542.60, 8,313.16 and 2,255.72 is: 3,383.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.60 : 8,313.16 = 2,255.72 : x
  2. Step 2: Convert to fraction form
    5,542.60/8,313.16 = 2,255.72/x
  3. Step 3: Cross multiply
    5,542.60x = 8,313.16 × 2,255.72
  4. Step 4: Simplify right side
    5,542.60x = 18,752,161.28
  5. Step 5: Solve for x
    x = 18,752,161.28/5,542.60
  6. Step 6: Final answer
    x = 3,383.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.