Home / 5,909.66-8,155.38-3,257.08

Finding the Fourth Proportional to 5,909.66, 8,155.38 and 3,257.08

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Solution

The fourth proportional to 5,909.66, 8,155.38 and 3,257.08 is: 4,494.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.66 : 8,155.38 = 3,257.08 : x
  2. Step 2: Convert to fraction form
    5,909.66/8,155.38 = 3,257.08/x
  3. Step 3: Cross multiply
    5,909.66x = 8,155.38 × 3,257.08
  4. Step 4: Simplify right side
    5,909.66x = 26,562,716.92
  5. Step 5: Solve for x
    x = 26,562,716.92/5,909.66
  6. Step 6: Final answer
    x = 4,494.79

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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.