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Finding the Fourth Proportional to 8,068.88, 12,103.93 and 2,225.44

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Solution

The fourth proportional to 8,068.88, 12,103.93 and 2,225.44 is: 3,338.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.88 : 12,103.93 = 2,225.44 : x
  2. Step 2: Convert to fraction form
    8,068.88/12,103.93 = 2,225.44/x
  3. Step 3: Cross multiply
    8,068.88x = 12,103.93 × 2,225.44
  4. Step 4: Simplify right side
    8,068.88x = 26,936,534.16
  5. Step 5: Solve for x
    x = 26,936,534.16/8,068.88
  6. Step 6: Final answer
    x = 3,338.32

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Double scale
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Similar ratio
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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.