Home / 8,068.20-11,178.97-7,893.24

Finding the Fourth Proportional to 8,068.20, 11,178.97 and 7,893.24

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Solution

The fourth proportional to 8,068.20, 11,178.97 and 7,893.24 is: 10,936.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.20 : 11,178.97 = 7,893.24 : x
  2. Step 2: Convert to fraction form
    8,068.20/11,178.97 = 7,893.24/x
  3. Step 3: Cross multiply
    8,068.20x = 11,178.97 × 7,893.24
  4. Step 4: Simplify right side
    8,068.20x = 88,238,293.16
  5. Step 5: Solve for x
    x = 88,238,293.16/8,068.20
  6. Step 6: Final answer
    x = 10,936.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.