Home / 4,479.91-6,719.87-1,192.84

Finding the Fourth Proportional to 4,479.91, 6,719.87 and 1,192.84

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Solution

The fourth proportional to 4,479.91, 6,719.87 and 1,192.84 is: 1,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.91 : 6,719.87 = 1,192.84 : x
  2. Step 2: Convert to fraction form
    4,479.91/6,719.87 = 1,192.84/x
  3. Step 3: Cross multiply
    4,479.91x = 6,719.87 × 1,192.84
  4. Step 4: Simplify right side
    4,479.91x = 8,015,723.77
  5. Step 5: Solve for x
    x = 8,015,723.77/4,479.91
  6. Step 6: Final answer
    x = 1,789.26

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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.