Home / 5,764.40-8,647.38-2,067.65

Finding the Fourth Proportional to 5,764.40, 8,647.38 and 2,067.65

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Solution

The fourth proportional to 5,764.40, 8,647.38 and 2,067.65 is: 3,101.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,764.40 : 8,647.38 = 2,067.65 : x
  2. Step 2: Convert to fraction form
    5,764.40/8,647.38 = 2,067.65/x
  3. Step 3: Cross multiply
    5,764.40x = 8,647.38 × 2,067.65
  4. Step 4: Simplify right side
    5,764.40x = 17,879,712.02
  5. Step 5: Solve for x
    x = 17,879,712.02/5,764.40
  6. Step 6: Final answer
    x = 3,101.75

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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.