Home / 1,995.14-2,753.91-1,199.04

Finding the Fourth Proportional to 1,995.14, 2,753.91 and 1,199.04

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Solution

The fourth proportional to 1,995.14, 2,753.91 and 1,199.04 is: 1,655.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995.14 : 2,753.91 = 1,199.04 : x
  2. Step 2: Convert to fraction form
    1,995.14/2,753.91 = 1,199.04/x
  3. Step 3: Cross multiply
    1,995.14x = 2,753.91 × 1,199.04
  4. Step 4: Simplify right side
    1,995.14x = 3,302,048.25
  5. Step 5: Solve for x
    x = 3,302,048.25/1,995.14
  6. Step 6: Final answer
    x = 1,655.05

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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.