Home / 2,371.08-3,556.58-727.62

Finding the Fourth Proportional to 2,371.08, 3,556.58 and 727.62

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Solution

The fourth proportional to 2,371.08, 3,556.58 and 727.62 is: 1,091.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,371.08 : 3,556.58 = 727.62 : x
  2. Step 2: Convert to fraction form
    2,371.08/3,556.58 = 727.62/x
  3. Step 3: Cross multiply
    2,371.08x = 3,556.58 × 727.62
  4. Step 4: Simplify right side
    2,371.08x = 2,587,838.74
  5. Step 5: Solve for x
    x = 2,587,838.74/2,371.08
  6. Step 6: Final answer
    x = 1,091.42

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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.