Home / 4,607.27-6,351.33-3,188.80

Finding the Fourth Proportional to 4,607.27, 6,351.33 and 3,188.80

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Solution

The fourth proportional to 4,607.27, 6,351.33 and 3,188.80 is: 4,395.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,607.27 : 6,351.33 = 3,188.80 : x
  2. Step 2: Convert to fraction form
    4,607.27/6,351.33 = 3,188.80/x
  3. Step 3: Cross multiply
    4,607.27x = 6,351.33 × 3,188.80
  4. Step 4: Simplify right side
    4,607.27x = 20,253,121.10
  5. Step 5: Solve for x
    x = 20,253,121.10/4,607.27
  6. Step 6: Final answer
    x = 4,395.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.