Home / 2,198.16-3,292.02-1,677.51

Finding the Fourth Proportional to 2,198.16, 3,292.02 and 1,677.51

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Solution

The fourth proportional to 2,198.16, 3,292.02 and 1,677.51 is: 2,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198.16 : 3,292.02 = 1,677.51 : x
  2. Step 2: Convert to fraction form
    2,198.16/3,292.02 = 1,677.51/x
  3. Step 3: Cross multiply
    2,198.16x = 3,292.02 × 1,677.51
  4. Step 4: Simplify right side
    2,198.16x = 5,522,396.47
  5. Step 5: Solve for x
    x = 5,522,396.47/2,198.16
  6. Step 6: Final answer
    x = 2,512.28

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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.