Home / 5,077.97-7,616.95-2,158.73

Finding the Fourth Proportional to 5,077.97, 7,616.95 and 2,158.73

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Solution

The fourth proportional to 5,077.97, 7,616.95 and 2,158.73 is: 3,238.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.97 : 7,616.95 = 2,158.73 : x
  2. Step 2: Convert to fraction form
    5,077.97/7,616.95 = 2,158.73/x
  3. Step 3: Cross multiply
    5,077.97x = 7,616.95 × 2,158.73
  4. Step 4: Simplify right side
    5,077.97x = 16,442,894.99
  5. Step 5: Solve for x
    x = 16,442,894.99/5,077.97
  6. Step 6: Final answer
    x = 3,238.09

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Similar ratio
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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.