Home / 5,520.88-8,282.52-2,749.06

Finding the Fourth Proportional to 5,520.88, 8,282.52 and 2,749.06

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Solution

The fourth proportional to 5,520.88, 8,282.52 and 2,749.06 is: 4,124.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.88 : 8,282.52 = 2,749.06 : x
  2. Step 2: Convert to fraction form
    5,520.88/8,282.52 = 2,749.06/x
  3. Step 3: Cross multiply
    5,520.88x = 8,282.52 × 2,749.06
  4. Step 4: Simplify right side
    5,520.88x = 22,769,144.43
  5. Step 5: Solve for x
    x = 22,769,144.43/5,520.88
  6. Step 6: Final answer
    x = 4,124.19

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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.