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Finding the Fourth Proportional to 8,095.95, 12,143.93 and 2,251.80

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Solution

The fourth proportional to 8,095.95, 12,143.93 and 2,251.80 is: 3,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,095.95 : 12,143.93 = 2,251.80 : x
  2. Step 2: Convert to fraction form
    8,095.95/12,143.93 = 2,251.80/x
  3. Step 3: Cross multiply
    8,095.95x = 12,143.93 × 2,251.80
  4. Step 4: Simplify right side
    8,095.95x = 27,345,690.32
  5. Step 5: Solve for x
    x = 27,345,690.32/8,095.95
  6. Step 6: Final answer
    x = 3,377.70

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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.