Home / 5,503.28-8,258.16-2,216.71

Finding the Fourth Proportional to 5,503.28, 8,258.16 and 2,216.71

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Solution

The fourth proportional to 5,503.28, 8,258.16 and 2,216.71 is: 3,326.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.28 : 8,258.16 = 2,216.71 : x
  2. Step 2: Convert to fraction form
    5,503.28/8,258.16 = 2,216.71/x
  3. Step 3: Cross multiply
    5,503.28x = 8,258.16 × 2,216.71
  4. Step 4: Simplify right side
    5,503.28x = 18,305,945.85
  5. Step 5: Solve for x
    x = 18,305,945.85/5,503.28
  6. Step 6: Final answer
    x = 3,326.37

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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.