Home / 2,292.99-3,164.52-1,298.12

Finding the Fourth Proportional to 2,292.99, 3,164.52 and 1,298.12

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Solution

The fourth proportional to 2,292.99, 3,164.52 and 1,298.12 is: 1,791.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.99 : 3,164.52 = 1,298.12 : x
  2. Step 2: Convert to fraction form
    2,292.99/3,164.52 = 1,298.12/x
  3. Step 3: Cross multiply
    2,292.99x = 3,164.52 × 1,298.12
  4. Step 4: Simplify right side
    2,292.99x = 4,107,910.88
  5. Step 5: Solve for x
    x = 4,107,910.88/2,292.99
  6. Step 6: Final answer
    x = 1,791.51

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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.