Home / 9,191.07-13,786.62-2,265.57

Finding the Fourth Proportional to 9,191.07, 13,786.62 and 2,265.57

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Solution

The fourth proportional to 9,191.07, 13,786.62 and 2,265.57 is: 3,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,191.07 : 13,786.62 = 2,265.57 : x
  2. Step 2: Convert to fraction form
    9,191.07/13,786.62 = 2,265.57/x
  3. Step 3: Cross multiply
    9,191.07x = 13,786.62 × 2,265.57
  4. Step 4: Simplify right side
    9,191.07x = 31,234,552.67
  5. Step 5: Solve for x
    x = 31,234,552.67/9,191.07
  6. Step 6: Final answer
    x = 3,398.36

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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.