Home / 5,909.90-8,155.33-3,257.09

Finding the Fourth Proportional to 5,909.90, 8,155.33 and 3,257.09

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Solution

The fourth proportional to 5,909.90, 8,155.33 and 3,257.09 is: 4,494.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,909.90 : 8,155.33 = 3,257.09 : x
  2. Step 2: Convert to fraction form
    5,909.90/8,155.33 = 3,257.09/x
  3. Step 3: Cross multiply
    5,909.90x = 8,155.33 × 3,257.09
  4. Step 4: Simplify right side
    5,909.90x = 26,562,689.65
  5. Step 5: Solve for x
    x = 26,562,689.65/5,909.90
  6. Step 6: Final answer
    x = 4,494.61

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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.