Home / 7,191.26-10,788.51-2,194.08

Finding the Fourth Proportional to 7,191.26, 10,788.51 and 2,194.08

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Solution

The fourth proportional to 7,191.26, 10,788.51 and 2,194.08 is: 3,291.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191.26 : 10,788.51 = 2,194.08 : x
  2. Step 2: Convert to fraction form
    7,191.26/10,788.51 = 2,194.08/x
  3. Step 3: Cross multiply
    7,191.26x = 10,788.51 × 2,194.08
  4. Step 4: Simplify right side
    7,191.26x = 23,670,813.56
  5. Step 5: Solve for x
    x = 23,670,813.56/7,191.26
  6. Step 6: Final answer
    x = 3,291.61

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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.