Home / 5,527.29-8,279.83-2,745.55

Finding the Fourth Proportional to 5,527.29, 8,279.83 and 2,745.55

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Solution

The fourth proportional to 5,527.29, 8,279.83 and 2,745.55 is: 4,112.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.29 : 8,279.83 = 2,745.55 : x
  2. Step 2: Convert to fraction form
    5,527.29/8,279.83 = 2,745.55/x
  3. Step 3: Cross multiply
    5,527.29x = 8,279.83 × 2,745.55
  4. Step 4: Simplify right side
    5,527.29x = 22,732,687.26
  5. Step 5: Solve for x
    x = 22,732,687.26/5,527.29
  6. Step 6: Final answer
    x = 4,112.81

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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.