Home / 2,727.75-3,764.30-1,549.01

Finding the Fourth Proportional to 2,727.75, 3,764.30 and 1,549.01

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Solution

The fourth proportional to 2,727.75, 3,764.30 and 1,549.01 is: 2,137.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.75 : 3,764.30 = 1,549.01 : x
  2. Step 2: Convert to fraction form
    2,727.75/3,764.30 = 1,549.01/x
  3. Step 3: Cross multiply
    2,727.75x = 3,764.30 × 1,549.01
  4. Step 4: Simplify right side
    2,727.75x = 5,830,923.39
  5. Step 5: Solve for x
    x = 5,830,923.39/2,727.75
  6. Step 6: Final answer
    x = 2,137.63

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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.