Home / 2,749.11-3,793.68-1,554.14

Finding the Fourth Proportional to 2,749.11, 3,793.68 and 1,554.14

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Solution

The fourth proportional to 2,749.11, 3,793.68 and 1,554.14 is: 2,144.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.11 : 3,793.68 = 1,554.14 : x
  2. Step 2: Convert to fraction form
    2,749.11/3,793.68 = 1,554.14/x
  3. Step 3: Cross multiply
    2,749.11x = 3,793.68 × 1,554.14
  4. Step 4: Simplify right side
    2,749.11x = 5,895,919.32
  5. Step 5: Solve for x
    x = 5,895,919.32/2,749.11
  6. Step 6: Final answer
    x = 2,144.66

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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.