Home / 4,067.04-5,611.96-2,389

Finding the Fourth Proportional to 4,067.04, 5,611.96 and 2,389

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Solution

The fourth proportional to 4,067.04, 5,611.96 and 2,389 is: 3,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.04 : 5,611.96 = 2,389 : x
  2. Step 2: Convert to fraction form
    4,067.04/5,611.96 = 2,389/x
  3. Step 3: Cross multiply
    4,067.04x = 5,611.96 × 2,389
  4. Step 4: Simplify right side
    4,067.04x = 13,406,972.44
  5. Step 5: Solve for x
    x = 13,406,972.44/4,067.04
  6. Step 6: Final answer
    x = 3,296.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.