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Finding the Fourth Proportional to 5,006.01, 6,908.82 and 2,881.62

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Solution

The fourth proportional to 5,006.01, 6,908.82 and 2,881.62 is: 3,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.01 : 6,908.82 = 2,881.62 : x
  2. Step 2: Convert to fraction form
    5,006.01/6,908.82 = 2,881.62/x
  3. Step 3: Cross multiply
    5,006.01x = 6,908.82 × 2,881.62
  4. Step 4: Simplify right side
    5,006.01x = 19,908,593.89
  5. Step 5: Solve for x
    x = 19,908,593.89/5,006.01
  6. Step 6: Final answer
    x = 3,976.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.