Home / 10,877.97-16,317.05-3,858.03

Finding the Fourth Proportional to 10,877.97, 16,317.05 and 3,858.03

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Solution

The fourth proportional to 10,877.97, 16,317.05 and 3,858.03 is: 5,787.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,877.97 : 16,317.05 = 3,858.03 : x
  2. Step 2: Convert to fraction form
    10,877.97/16,317.05 = 3,858.03/x
  3. Step 3: Cross multiply
    10,877.97x = 16,317.05 × 3,858.03
  4. Step 4: Simplify right side
    10,877.97x = 62,951,649.12
  5. Step 5: Solve for x
    x = 62,951,649.12/10,877.97
  6. Step 6: Final answer
    x = 5,787.08

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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.