Home / 5,535.70-8,302.64-2,759.43

Finding the Fourth Proportional to 5,535.70, 8,302.64 and 2,759.43

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Solution

The fourth proportional to 5,535.70, 8,302.64 and 2,759.43 is: 4,138.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,535.70 : 8,302.64 = 2,759.43 : x
  2. Step 2: Convert to fraction form
    5,535.70/8,302.64 = 2,759.43/x
  3. Step 3: Cross multiply
    5,535.70x = 8,302.64 × 2,759.43
  4. Step 4: Simplify right side
    5,535.70x = 22,910,553.90
  5. Step 5: Solve for x
    x = 22,910,553.90/5,535.70
  6. Step 6: Final answer
    x = 4,138.69

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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.