Home / 2,659.26-3,653.88-2,488.62

Finding the Fourth Proportional to 2,659.26, 3,653.88 and 2,488.62

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Solution

The fourth proportional to 2,659.26, 3,653.88 and 2,488.62 is: 3,419.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,659.26 : 3,653.88 = 2,488.62 : x
  2. Step 2: Convert to fraction form
    2,659.26/3,653.88 = 2,488.62/x
  3. Step 3: Cross multiply
    2,659.26x = 3,653.88 × 2,488.62
  4. Step 4: Simplify right side
    2,659.26x = 9,093,118.85
  5. Step 5: Solve for x
    x = 9,093,118.85/2,659.26
  6. Step 6: Final answer
    x = 3,419.42

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.