Home / 5,423.76-7,481.26-3,327.89

Finding the Fourth Proportional to 5,423.76, 7,481.26 and 3,327.89

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Solution

The fourth proportional to 5,423.76, 7,481.26 and 3,327.89 is: 4,590.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.76 : 7,481.26 = 3,327.89 : x
  2. Step 2: Convert to fraction form
    5,423.76/7,481.26 = 3,327.89/x
  3. Step 3: Cross multiply
    5,423.76x = 7,481.26 × 3,327.89
  4. Step 4: Simplify right side
    5,423.76x = 24,896,777.09
  5. Step 5: Solve for x
    x = 24,896,777.09/5,423.76
  6. Step 6: Final answer
    x = 4,590.32

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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.