Home / 5,909.56-8,155.22-3,256.91

Finding the Fourth Proportional to 5,909.56, 8,155.22 and 3,256.91

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Solution

The fourth proportional to 5,909.56, 8,155.22 and 3,256.91 is: 4,494.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.56 : 8,155.22 = 3,256.91 : x
  2. Step 2: Convert to fraction form
    5,909.56/8,155.22 = 3,256.91/x
  3. Step 3: Cross multiply
    5,909.56x = 8,155.22 × 3,256.91
  4. Step 4: Simplify right side
    5,909.56x = 26,560,791.09
  5. Step 5: Solve for x
    x = 26,560,791.09/5,909.56
  6. Step 6: Final answer
    x = 4,494.55

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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.