Home / 1,882.49-2,822.77-1,102.73

Finding the Fourth Proportional to 1,882.49, 2,822.77 and 1,102.73

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Solution

The fourth proportional to 1,882.49, 2,822.77 and 1,102.73 is: 1,653.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.49 : 2,822.77 = 1,102.73 : x
  2. Step 2: Convert to fraction form
    1,882.49/2,822.77 = 1,102.73/x
  3. Step 3: Cross multiply
    1,882.49x = 2,822.77 × 1,102.73
  4. Step 4: Simplify right side
    1,882.49x = 3,112,750.10
  5. Step 5: Solve for x
    x = 3,112,750.10/1,882.49
  6. Step 6: Final answer
    x = 1,653.53

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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.