Home / 1,837.45-2,535.62-998.13

Finding the Fourth Proportional to 1,837.45, 2,535.62 and 998.13

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Solution

The fourth proportional to 1,837.45, 2,535.62 and 998.13 is: 1,377.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,837.45 : 2,535.62 = 998.13 : x
  2. Step 2: Convert to fraction form
    1,837.45/2,535.62 = 998.13/x
  3. Step 3: Cross multiply
    1,837.45x = 2,535.62 × 998.13
  4. Step 4: Simplify right side
    1,837.45x = 2,530,878.39
  5. Step 5: Solve for x
    x = 2,530,878.39/1,837.45
  6. Step 6: Final answer
    x = 1,377.39

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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.