Home / 2,727.06-3,763.08-1,665.18

Finding the Fourth Proportional to 2,727.06, 3,763.08 and 1,665.18

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Solution

The fourth proportional to 2,727.06, 3,763.08 and 1,665.18 is: 2,297.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.06 : 3,763.08 = 1,665.18 : x
  2. Step 2: Convert to fraction form
    2,727.06/3,763.08 = 1,665.18/x
  3. Step 3: Cross multiply
    2,727.06x = 3,763.08 × 1,665.18
  4. Step 4: Simplify right side
    2,727.06x = 6,266,205.55
  5. Step 5: Solve for x
    x = 6,266,205.55/2,727.06
  6. Step 6: Final answer
    x = 2,297.79

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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.