Home / 8,107.44-12,156.57-4,822.62

Finding the Fourth Proportional to 8,107.44, 12,156.57 and 4,822.62

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Solution

The fourth proportional to 8,107.44, 12,156.57 and 4,822.62 is: 7,231.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107.44 : 12,156.57 = 4,822.62 : x
  2. Step 2: Convert to fraction form
    8,107.44/12,156.57 = 4,822.62/x
  3. Step 3: Cross multiply
    8,107.44x = 12,156.57 × 4,822.62
  4. Step 4: Simplify right side
    8,107.44x = 58,626,517.61
  5. Step 5: Solve for x
    x = 58,626,517.61/8,107.44
  6. Step 6: Final answer
    x = 7,231.20

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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.