Home / 1,838.57-2,537.42-1,092.71

Finding the Fourth Proportional to 1,838.57, 2,537.42 and 1,092.71

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Solution

The fourth proportional to 1,838.57, 2,537.42 and 1,092.71 is: 1,508.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.57 : 2,537.42 = 1,092.71 : x
  2. Step 2: Convert to fraction form
    1,838.57/2,537.42 = 1,092.71/x
  3. Step 3: Cross multiply
    1,838.57x = 2,537.42 × 1,092.71
  4. Step 4: Simplify right side
    1,838.57x = 2,772,646.06
  5. Step 5: Solve for x
    x = 2,772,646.06/1,838.57
  6. Step 6: Final answer
    x = 1,508.05

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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.