Home / 5,601.27-8,403.72-2,679.80

Finding the Fourth Proportional to 5,601.27, 8,403.72 and 2,679.80

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Solution

The fourth proportional to 5,601.27, 8,403.72 and 2,679.80 is: 4,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,601.27 : 8,403.72 = 2,679.80 : x
  2. Step 2: Convert to fraction form
    5,601.27/8,403.72 = 2,679.80/x
  3. Step 3: Cross multiply
    5,601.27x = 8,403.72 × 2,679.80
  4. Step 4: Simplify right side
    5,601.27x = 22,520,246.84
  5. Step 5: Solve for x
    x = 22,520,246.84/5,601.27
  6. Step 6: Final answer
    x = 4,020.56

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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.