Home / 5,909.44-8,155.20-3,256.88

Finding the Fourth Proportional to 5,909.44, 8,155.20 and 3,256.88

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Solution

The fourth proportional to 5,909.44, 8,155.20 and 3,256.88 is: 4,494.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.44 : 8,155.20 = 3,256.88 : x
  2. Step 2: Convert to fraction form
    5,909.44/8,155.20 = 3,256.88/x
  3. Step 3: Cross multiply
    5,909.44x = 8,155.20 × 3,256.88
  4. Step 4: Simplify right side
    5,909.44x = 26,560,507.78
  5. Step 5: Solve for x
    x = 26,560,507.78/5,909.44
  6. Step 6: Final answer
    x = 4,494.59

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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.