Home / 5,289.14-7,291.68-3,794.42

Finding the Fourth Proportional to 5,289.14, 7,291.68 and 3,794.42

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Solution

The fourth proportional to 5,289.14, 7,291.68 and 3,794.42 is: 5,231.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,289.14 : 7,291.68 = 3,794.42 : x
  2. Step 2: Convert to fraction form
    5,289.14/7,291.68 = 3,794.42/x
  3. Step 3: Cross multiply
    5,289.14x = 7,291.68 × 3,794.42
  4. Step 4: Simplify right side
    5,289.14x = 27,667,696.43
  5. Step 5: Solve for x
    x = 27,667,696.43/5,289.14
  6. Step 6: Final answer
    x = 5,231.04

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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.