Home / 5,342.97-8,016.28-2,878.04

Finding the Fourth Proportional to 5,342.97, 8,016.28 and 2,878.04

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Solution

The fourth proportional to 5,342.97, 8,016.28 and 2,878.04 is: 4,318.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.97 : 8,016.28 = 2,878.04 : x
  2. Step 2: Convert to fraction form
    5,342.97/8,016.28 = 2,878.04/x
  3. Step 3: Cross multiply
    5,342.97x = 8,016.28 × 2,878.04
  4. Step 4: Simplify right side
    5,342.97x = 23,071,187.34
  5. Step 5: Solve for x
    x = 23,071,187.34/5,342.97
  6. Step 6: Final answer
    x = 4,318.05

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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.