Home / 2,749.08-3,789.54-2,327.88

Finding the Fourth Proportional to 2,749.08, 3,789.54 and 2,327.88

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Solution

The fourth proportional to 2,749.08, 3,789.54 and 2,327.88 is: 3,208.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.08 : 3,789.54 = 2,327.88 : x
  2. Step 2: Convert to fraction form
    2,749.08/3,789.54 = 2,327.88/x
  3. Step 3: Cross multiply
    2,749.08x = 3,789.54 × 2,327.88
  4. Step 4: Simplify right side
    2,749.08x = 8,821,594.38
  5. Step 5: Solve for x
    x = 8,821,594.38/2,749.08
  6. Step 6: Final answer
    x = 3,208.93

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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.