Home / 2,712.74-3,743.66-1,769.14

Finding the Fourth Proportional to 2,712.74, 3,743.66 and 1,769.14

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Solution

The fourth proportional to 2,712.74, 3,743.66 and 1,769.14 is: 2,441.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.74 : 3,743.66 = 1,769.14 : x
  2. Step 2: Convert to fraction form
    2,712.74/3,743.66 = 1,769.14/x
  3. Step 3: Cross multiply
    2,712.74x = 3,743.66 × 1,769.14
  4. Step 4: Simplify right side
    2,712.74x = 6,623,058.65
  5. Step 5: Solve for x
    x = 6,623,058.65/2,712.74
  6. Step 6: Final answer
    x = 2,441.46

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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.