Home / 1,817.82-2,727.77-1,513.36

Finding the Fourth Proportional to 1,817.82, 2,727.77 and 1,513.36

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Solution

The fourth proportional to 1,817.82, 2,727.77 and 1,513.36 is: 2,270.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,817.82 : 2,727.77 = 1,513.36 : x
  2. Step 2: Convert to fraction form
    1,817.82/2,727.77 = 1,513.36/x
  3. Step 3: Cross multiply
    1,817.82x = 2,727.77 × 1,513.36
  4. Step 4: Simplify right side
    1,817.82x = 4,128,083.62
  5. Step 5: Solve for x
    x = 4,128,083.62/1,817.82
  6. Step 6: Final answer
    x = 2,270.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.