Home / 1,934.22-2,901.09-1,109.82

Finding the Fourth Proportional to 1,934.22, 2,901.09 and 1,109.82

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Solution

The fourth proportional to 1,934.22, 2,901.09 and 1,109.82 is: 1,664.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.22 : 2,901.09 = 1,109.82 : x
  2. Step 2: Convert to fraction form
    1,934.22/2,901.09 = 1,109.82/x
  3. Step 3: Cross multiply
    1,934.22x = 2,901.09 × 1,109.82
  4. Step 4: Simplify right side
    1,934.22x = 3,219,687.70
  5. Step 5: Solve for x
    x = 3,219,687.70/1,934.22
  6. Step 6: Final answer
    x = 1,664.59

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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.