Home / 2,177.69-3,266.42-1,344.91

Finding the Fourth Proportional to 2,177.69, 3,266.42 and 1,344.91

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Solution

The fourth proportional to 2,177.69, 3,266.42 and 1,344.91 is: 2,017.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,177.69 : 3,266.42 = 1,344.91 : x
  2. Step 2: Convert to fraction form
    2,177.69/3,266.42 = 1,344.91/x
  3. Step 3: Cross multiply
    2,177.69x = 3,266.42 × 1,344.91
  4. Step 4: Simplify right side
    2,177.69x = 4,393,026.03
  5. Step 5: Solve for x
    x = 4,393,026.03/2,177.69
  6. Step 6: Final answer
    x = 2,017.29

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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.