Home / 6,119.92-9,179.72-1,737.28

Finding the Fourth Proportional to 6,119.92, 9,179.72 and 1,737.28

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Solution

The fourth proportional to 6,119.92, 9,179.72 and 1,737.28 is: 2,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.92 : 9,179.72 = 1,737.28 : x
  2. Step 2: Convert to fraction form
    6,119.92/9,179.72 = 1,737.28/x
  3. Step 3: Cross multiply
    6,119.92x = 9,179.72 × 1,737.28
  4. Step 4: Simplify right side
    6,119.92x = 15,947,743.96
  5. Step 5: Solve for x
    x = 15,947,743.96/6,119.92
  6. Step 6: Final answer
    x = 2,605.87

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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.