Home / 2,744.98-3,787.70-1,549.77

Finding the Fourth Proportional to 2,744.98, 3,787.70 and 1,549.77

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Solution

The fourth proportional to 2,744.98, 3,787.70 and 1,549.77 is: 2,138.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.98 : 3,787.70 = 1,549.77 : x
  2. Step 2: Convert to fraction form
    2,744.98/3,787.70 = 1,549.77/x
  3. Step 3: Cross multiply
    2,744.98x = 3,787.70 × 1,549.77
  4. Step 4: Simplify right side
    2,744.98x = 5,870,041.88
  5. Step 5: Solve for x
    x = 5,870,041.88/2,744.98
  6. Step 6: Final answer
    x = 2,138.47

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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.