Home / 5,890.25-8,833.08-2,191.65

Finding the Fourth Proportional to 5,890.25, 8,833.08 and 2,191.65

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Solution

The fourth proportional to 5,890.25, 8,833.08 and 2,191.65 is: 3,286.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,890.25 : 8,833.08 = 2,191.65 : x
  2. Step 2: Convert to fraction form
    5,890.25/8,833.08 = 2,191.65/x
  3. Step 3: Cross multiply
    5,890.25x = 8,833.08 × 2,191.65
  4. Step 4: Simplify right side
    5,890.25x = 19,359,019.78
  5. Step 5: Solve for x
    x = 19,359,019.78/5,890.25
  6. Step 6: Final answer
    x = 3,286.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.