Home / 2,732.19-3,769.77-1,788.15

Finding the Fourth Proportional to 2,732.19, 3,769.77 and 1,788.15

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Solution

The fourth proportional to 2,732.19, 3,769.77 and 1,788.15 is: 2,467.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.19 : 3,769.77 = 1,788.15 : x
  2. Step 2: Convert to fraction form
    2,732.19/3,769.77 = 1,788.15/x
  3. Step 3: Cross multiply
    2,732.19x = 3,769.77 × 1,788.15
  4. Step 4: Simplify right side
    2,732.19x = 6,740,914.23
  5. Step 5: Solve for x
    x = 6,740,914.23/2,732.19
  6. Step 6: Final answer
    x = 2,467.22

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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.