Home / 2,995.26-4,132.26-1,815.90

Finding the Fourth Proportional to 2,995.26, 4,132.26 and 1,815.90

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Solution

The fourth proportional to 2,995.26, 4,132.26 and 1,815.90 is: 2,505.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995.26 : 4,132.26 = 1,815.90 : x
  2. Step 2: Convert to fraction form
    2,995.26/4,132.26 = 1,815.90/x
  3. Step 3: Cross multiply
    2,995.26x = 4,132.26 × 1,815.90
  4. Step 4: Simplify right side
    2,995.26x = 7,503,770.93
  5. Step 5: Solve for x
    x = 7,503,770.93/2,995.26
  6. Step 6: Final answer
    x = 2,505.22

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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.