Home / 5,027.39-6,938.03-2,789.14

Finding the Fourth Proportional to 5,027.39, 6,938.03 and 2,789.14

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Solution

The fourth proportional to 5,027.39, 6,938.03 and 2,789.14 is: 3,849.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.39 : 6,938.03 = 2,789.14 : x
  2. Step 2: Convert to fraction form
    5,027.39/6,938.03 = 2,789.14/x
  3. Step 3: Cross multiply
    5,027.39x = 6,938.03 × 2,789.14
  4. Step 4: Simplify right side
    5,027.39x = 19,351,136.99
  5. Step 5: Solve for x
    x = 19,351,136.99/5,027.39
  6. Step 6: Final answer
    x = 3,849.14

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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.