Home / 5,868.44-8,801.91-1,919.36

Finding the Fourth Proportional to 5,868.44, 8,801.91 and 1,919.36

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Solution

The fourth proportional to 5,868.44, 8,801.91 and 1,919.36 is: 2,878.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,868.44 : 8,801.91 = 1,919.36 : x
  2. Step 2: Convert to fraction form
    5,868.44/8,801.91 = 1,919.36/x
  3. Step 3: Cross multiply
    5,868.44x = 8,801.91 × 1,919.36
  4. Step 4: Simplify right side
    5,868.44x = 16,893,989.97
  5. Step 5: Solve for x
    x = 16,893,989.97/5,868.44
  6. Step 6: Final answer
    x = 2,878.79

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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.