Home / 1,931.26-2,664.96-1,092.04

Finding the Fourth Proportional to 1,931.26, 2,664.96 and 1,092.04

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Solution

The fourth proportional to 1,931.26, 2,664.96 and 1,092.04 is: 1,506.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931.26 : 2,664.96 = 1,092.04 : x
  2. Step 2: Convert to fraction form
    1,931.26/2,664.96 = 1,092.04/x
  3. Step 3: Cross multiply
    1,931.26x = 2,664.96 × 1,092.04
  4. Step 4: Simplify right side
    1,931.26x = 2,910,236.09
  5. Step 5: Solve for x
    x = 2,910,236.09/1,931.26
  6. Step 6: Final answer
    x = 1,506.91

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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.