Home / 1,844.44-2,545.33-1,005.15

Finding the Fourth Proportional to 1,844.44, 2,545.33 and 1,005.15

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Solution

The fourth proportional to 1,844.44, 2,545.33 and 1,005.15 is: 1,387.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.44 : 2,545.33 = 1,005.15 : x
  2. Step 2: Convert to fraction form
    1,844.44/2,545.33 = 1,005.15/x
  3. Step 3: Cross multiply
    1,844.44x = 2,545.33 × 1,005.15
  4. Step 4: Simplify right side
    1,844.44x = 2,558,435.94
  5. Step 5: Solve for x
    x = 2,558,435.94/1,844.44
  6. Step 6: Final answer
    x = 1,387.11

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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.