Home / 1,838.91-2,537.48-1,092.90

Finding the Fourth Proportional to 1,838.91, 2,537.48 and 1,092.90

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Solution

The fourth proportional to 1,838.91, 2,537.48 and 1,092.90 is: 1,508.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838.91 : 2,537.48 = 1,092.90 : x
  2. Step 2: Convert to fraction form
    1,838.91/2,537.48 = 1,092.90/x
  3. Step 3: Cross multiply
    1,838.91x = 2,537.48 × 1,092.90
  4. Step 4: Simplify right side
    1,838.91x = 2,773,214.62
  5. Step 5: Solve for x
    x = 2,773,214.62/1,838.91
  6. Step 6: Final answer
    x = 1,508.08

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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.