Home / 5,542.79-8,313.95-2,255.76

Finding the Fourth Proportional to 5,542.79, 8,313.95 and 2,255.76

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Solution

The fourth proportional to 5,542.79, 8,313.95 and 2,255.76 is: 3,383.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,542.79 : 8,313.95 = 2,255.76 : x
  2. Step 2: Convert to fraction form
    5,542.79/8,313.95 = 2,255.76/x
  3. Step 3: Cross multiply
    5,542.79x = 8,313.95 × 2,255.76
  4. Step 4: Simplify right side
    5,542.79x = 18,754,264.57
  5. Step 5: Solve for x
    x = 18,754,264.57/5,542.79
  6. Step 6: Final answer
    x = 3,383.55

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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.