Home / 5,747.96-7,931.62-3,229.50

Finding the Fourth Proportional to 5,747.96, 7,931.62 and 3,229.50

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Solution

The fourth proportional to 5,747.96, 7,931.62 and 3,229.50 is: 4,456.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,747.96 : 7,931.62 = 3,229.50 : x
  2. Step 2: Convert to fraction form
    5,747.96/7,931.62 = 3,229.50/x
  3. Step 3: Cross multiply
    5,747.96x = 7,931.62 × 3,229.50
  4. Step 4: Simplify right side
    5,747.96x = 25,615,166.79
  5. Step 5: Solve for x
    x = 25,615,166.79/5,747.96
  6. Step 6: Final answer
    x = 4,456.39

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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.