Home / 2,742.22-3,785.49-1,748.83

Finding the Fourth Proportional to 2,742.22, 3,785.49 and 1,748.83

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Solution

The fourth proportional to 2,742.22, 3,785.49 and 1,748.83 is: 2,414.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,742.22 : 3,785.49 = 1,748.83 : x
  2. Step 2: Convert to fraction form
    2,742.22/3,785.49 = 1,748.83/x
  3. Step 3: Cross multiply
    2,742.22x = 3,785.49 × 1,748.83
  4. Step 4: Simplify right side
    2,742.22x = 6,620,178.48
  5. Step 5: Solve for x
    x = 6,620,178.48/2,742.22
  6. Step 6: Final answer
    x = 2,414.17

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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.