Home / 5,377.60-8,067.42-1,867.47

Finding the Fourth Proportional to 5,377.60, 8,067.42 and 1,867.47

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Solution

The fourth proportional to 5,377.60, 8,067.42 and 1,867.47 is: 2,801.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377.60 : 8,067.42 = 1,867.47 : x
  2. Step 2: Convert to fraction form
    5,377.60/8,067.42 = 1,867.47/x
  3. Step 3: Cross multiply
    5,377.60x = 8,067.42 × 1,867.47
  4. Step 4: Simplify right side
    5,377.60x = 15,065,664.83
  5. Step 5: Solve for x
    x = 15,065,664.83/5,377.60
  6. Step 6: Final answer
    x = 2,801.56

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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.