Home / 2,744.77-3,786.35-1,748.31

Finding the Fourth Proportional to 2,744.77, 3,786.35 and 1,748.31

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Solution

The fourth proportional to 2,744.77, 3,786.35 and 1,748.31 is: 2,411.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.77 : 3,786.35 = 1,748.31 : x
  2. Step 2: Convert to fraction form
    2,744.77/3,786.35 = 1,748.31/x
  3. Step 3: Cross multiply
    2,744.77x = 3,786.35 × 1,748.31
  4. Step 4: Simplify right side
    2,744.77x = 6,619,713.57
  5. Step 5: Solve for x
    x = 6,619,713.57/2,744.77
  6. Step 6: Final answer
    x = 2,411.76

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1.5x scale

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.