Home / 5,027.27-6,937.68-2,789.36

Finding the Fourth Proportional to 5,027.27, 6,937.68 and 2,789.36

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Solution

The fourth proportional to 5,027.27, 6,937.68 and 2,789.36 is: 3,849.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.27 : 6,937.68 = 2,789.36 : x
  2. Step 2: Convert to fraction form
    5,027.27/6,937.68 = 2,789.36/x
  3. Step 3: Cross multiply
    5,027.27x = 6,937.68 × 2,789.36
  4. Step 4: Simplify right side
    5,027.27x = 19,351,687.08
  5. Step 5: Solve for x
    x = 19,351,687.08/5,027.27
  6. Step 6: Final answer
    x = 3,849.34

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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.