Home / 2,985.44-4,480.49-2,067.43

Finding the Fourth Proportional to 2,985.44, 4,480.49 and 2,067.43

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Solution

The fourth proportional to 2,985.44, 4,480.49 and 2,067.43 is: 3,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985.44 : 4,480.49 = 2,067.43 : x
  2. Step 2: Convert to fraction form
    2,985.44/4,480.49 = 2,067.43/x
  3. Step 3: Cross multiply
    2,985.44x = 4,480.49 × 2,067.43
  4. Step 4: Simplify right side
    2,985.44x = 9,263,115.81
  5. Step 5: Solve for x
    x = 9,263,115.81/2,985.44
  6. Step 6: Final answer
    x = 3,102.76

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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.