Home / 2,727.64-3,764-1,549.09

Finding the Fourth Proportional to 2,727.64, 3,764 and 1,549.09

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Solution

The fourth proportional to 2,727.64, 3,764 and 1,549.09 is: 2,137.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.64 : 3,764 = 1,549.09 : x
  2. Step 2: Convert to fraction form
    2,727.64/3,764 = 1,549.09/x
  3. Step 3: Cross multiply
    2,727.64x = 3,764 × 1,549.09
  4. Step 4: Simplify right side
    2,727.64x = 5,830,774.76
  5. Step 5: Solve for x
    x = 5,830,774.76/2,727.64
  6. Step 6: Final answer
    x = 2,137.66

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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.