Home / 1,822.36-2,513.96-1,192.64

Finding the Fourth Proportional to 1,822.36, 2,513.96 and 1,192.64

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Solution

The fourth proportional to 1,822.36, 2,513.96 and 1,192.64 is: 1,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,822.36 : 2,513.96 = 1,192.64 : x
  2. Step 2: Convert to fraction form
    1,822.36/2,513.96 = 1,192.64/x
  3. Step 3: Cross multiply
    1,822.36x = 2,513.96 × 1,192.64
  4. Step 4: Simplify right side
    1,822.36x = 2,998,249.25
  5. Step 5: Solve for x
    x = 2,998,249.25/1,822.36
  6. Step 6: Final answer
    x = 1,645.26

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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.