Home / 2,191.65-3,024.44-1,196.97

Finding the Fourth Proportional to 2,191.65, 3,024.44 and 1,196.97

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Solution

The fourth proportional to 2,191.65, 3,024.44 and 1,196.97 is: 1,651.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,191.65 : 3,024.44 = 1,196.97 : x
  2. Step 2: Convert to fraction form
    2,191.65/3,024.44 = 1,196.97/x
  3. Step 3: Cross multiply
    2,191.65x = 3,024.44 × 1,196.97
  4. Step 4: Simplify right side
    2,191.65x = 3,620,163.95
  5. Step 5: Solve for x
    x = 3,620,163.95/2,191.65
  6. Step 6: Final answer
    x = 1,651.80

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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.