Home / 5,006.13-6,908.72-2,881.98

Finding the Fourth Proportional to 5,006.13, 6,908.72 and 2,881.98

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Solution

The fourth proportional to 5,006.13, 6,908.72 and 2,881.98 is: 3,977.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,006.13 : 6,908.72 = 2,881.98 : x
  2. Step 2: Convert to fraction form
    5,006.13/6,908.72 = 2,881.98/x
  3. Step 3: Cross multiply
    5,006.13x = 6,908.72 × 2,881.98
  4. Step 4: Simplify right side
    5,006.13x = 19,910,792.87
  5. Step 5: Solve for x
    x = 19,910,792.87/5,006.13
  6. Step 6: Final answer
    x = 3,977.28

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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.