Home / 5,520.91-8,283.50-2,749.65

Finding the Fourth Proportional to 5,520.91, 8,283.50 and 2,749.65

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Solution

The fourth proportional to 5,520.91, 8,283.50 and 2,749.65 is: 4,125.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,520.91 : 8,283.50 = 2,749.65 : x
  2. Step 2: Convert to fraction form
    5,520.91/8,283.50 = 2,749.65/x
  3. Step 3: Cross multiply
    5,520.91x = 8,283.50 × 2,749.65
  4. Step 4: Simplify right side
    5,520.91x = 22,776,725.78
  5. Step 5: Solve for x
    x = 22,776,725.78/5,520.91
  6. Step 6: Final answer
    x = 4,125.54

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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.