Home / 3,705.38-5,556.68-1,512.94

Finding the Fourth Proportional to 3,705.38, 5,556.68 and 1,512.94

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Solution

The fourth proportional to 3,705.38, 5,556.68 and 1,512.94 is: 2,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,705.38 : 5,556.68 = 1,512.94 : x
  2. Step 2: Convert to fraction form
    3,705.38/5,556.68 = 1,512.94/x
  3. Step 3: Cross multiply
    3,705.38x = 5,556.68 × 1,512.94
  4. Step 4: Simplify right side
    3,705.38x = 8,406,888.09
  5. Step 5: Solve for x
    x = 8,406,888.09/3,705.38
  6. Step 6: Final answer
    x = 2,268.83

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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.