Home / 1,995.14-2,755.04-1,250.38

Finding the Fourth Proportional to 1,995.14, 2,755.04 and 1,250.38

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Solution

The fourth proportional to 1,995.14, 2,755.04 and 1,250.38 is: 1,726.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.14 : 2,755.04 = 1,250.38 : x
  2. Step 2: Convert to fraction form
    1,995.14/2,755.04 = 1,250.38/x
  3. Step 3: Cross multiply
    1,995.14x = 2,755.04 × 1,250.38
  4. Step 4: Simplify right side
    1,995.14x = 3,444,844.11
  5. Step 5: Solve for x
    x = 3,444,844.11/1,995.14
  6. Step 6: Final answer
    x = 1,726.62

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1.5x scale

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.