Home / 8,107.06-12,160.57-6,260.86

Finding the Fourth Proportional to 8,107.06, 12,160.57 and 6,260.86

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Solution

The fourth proportional to 8,107.06, 12,160.57 and 6,260.86 is: 9,391.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107.06 : 12,160.57 = 6,260.86 : x
  2. Step 2: Convert to fraction form
    8,107.06/12,160.57 = 6,260.86/x
  3. Step 3: Cross multiply
    8,107.06x = 12,160.57 × 6,260.86
  4. Step 4: Simplify right side
    8,107.06x = 76,135,626.29
  5. Step 5: Solve for x
    x = 76,135,626.29/8,107.06
  6. Step 6: Final answer
    x = 9,391.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.