Home / 2,067.17-2,852.65-1,122.95

Finding the Fourth Proportional to 2,067.17, 2,852.65 and 1,122.95

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Solution

The fourth proportional to 2,067.17, 2,852.65 and 1,122.95 is: 1,549.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,067.17 : 2,852.65 = 1,122.95 : x
  2. Step 2: Convert to fraction form
    2,067.17/2,852.65 = 1,122.95/x
  3. Step 3: Cross multiply
    2,067.17x = 2,852.65 × 1,122.95
  4. Step 4: Simplify right side
    2,067.17x = 3,203,383.32
  5. Step 5: Solve for x
    x = 3,203,383.32/2,067.17
  6. Step 6: Final answer
    x = 1,549.65

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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.