Home / 4,507.89-6,217.45-3,879.48

Finding the Fourth Proportional to 4,507.89, 6,217.45 and 3,879.48

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Solution

The fourth proportional to 4,507.89, 6,217.45 and 3,879.48 is: 5,350.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,507.89 : 6,217.45 = 3,879.48 : x
  2. Step 2: Convert to fraction form
    4,507.89/6,217.45 = 3,879.48/x
  3. Step 3: Cross multiply
    4,507.89x = 6,217.45 × 3,879.48
  4. Step 4: Simplify right side
    4,507.89x = 24,120,472.93
  5. Step 5: Solve for x
    x = 24,120,472.93/4,507.89
  6. Step 6: Final answer
    x = 5,350.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.