Home / 4,554.20-6,831.30-3,169.10

Finding the Fourth Proportional to 4,554.20, 6,831.30 and 3,169.10

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Solution

The fourth proportional to 4,554.20, 6,831.30 and 3,169.10 is: 4,753.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,554.20 : 6,831.30 = 3,169.10 : x
  2. Step 2: Convert to fraction form
    4,554.20/6,831.30 = 3,169.10/x
  3. Step 3: Cross multiply
    4,554.20x = 6,831.30 × 3,169.10
  4. Step 4: Simplify right side
    4,554.20x = 21,649,072.83
  5. Step 5: Solve for x
    x = 21,649,072.83/4,554.20
  6. Step 6: Final answer
    x = 4,753.65

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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.