Home / 4,320.72-6,481.11-1,200.97

Finding the Fourth Proportional to 4,320.72, 6,481.11 and 1,200.97

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Solution

The fourth proportional to 4,320.72, 6,481.11 and 1,200.97 is: 1,801.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,320.72 : 6,481.11 = 1,200.97 : x
  2. Step 2: Convert to fraction form
    4,320.72/6,481.11 = 1,200.97/x
  3. Step 3: Cross multiply
    4,320.72x = 6,481.11 × 1,200.97
  4. Step 4: Simplify right side
    4,320.72x = 7,783,613.05
  5. Step 5: Solve for x
    x = 7,783,613.05/4,320.72
  6. Step 6: Final answer
    x = 1,801.46

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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.