Home / 2,054.04-3,082.58-1,129.43

Finding the Fourth Proportional to 2,054.04, 3,082.58 and 1,129.43

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Solution

The fourth proportional to 2,054.04, 3,082.58 and 1,129.43 is: 1,694.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,054.04 : 3,082.58 = 1,129.43 : x
  2. Step 2: Convert to fraction form
    2,054.04/3,082.58 = 1,129.43/x
  3. Step 3: Cross multiply
    2,054.04x = 3,082.58 × 1,129.43
  4. Step 4: Simplify right side
    2,054.04x = 3,481,537.27
  5. Step 5: Solve for x
    x = 3,481,537.27/2,054.04
  6. Step 6: Final answer
    x = 1,694.97

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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.