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Finding the Fourth Proportional to 8,063.57, 12,083.01 and 3,381.02

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Solution

The fourth proportional to 8,063.57, 12,083.01 and 3,381.02 is: 5,066.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,063.57 : 12,083.01 = 3,381.02 : x
  2. Step 2: Convert to fraction form
    8,063.57/12,083.01 = 3,381.02/x
  3. Step 3: Cross multiply
    8,063.57x = 12,083.01 × 3,381.02
  4. Step 4: Simplify right side
    8,063.57x = 40,852,838.06
  5. Step 5: Solve for x
    x = 40,852,838.06/8,063.57
  6. Step 6: Final answer
    x = 5,066.35

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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.