Home / 5,194.24-7,795.84-2,117.12

Finding the Fourth Proportional to 5,194.24, 7,795.84 and 2,117.12

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Solution

The fourth proportional to 5,194.24, 7,795.84 and 2,117.12 is: 3,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.24 : 7,795.84 = 2,117.12 : x
  2. Step 2: Convert to fraction form
    5,194.24/7,795.84 = 2,117.12/x
  3. Step 3: Cross multiply
    5,194.24x = 7,795.84 × 2,117.12
  4. Step 4: Simplify right side
    5,194.24x = 16,504,728.78
  5. Step 5: Solve for x
    x = 16,504,728.78/5,194.24
  6. Step 6: Final answer
    x = 3,177.51

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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.