Home / 5,195.50-7,795.53-2,729.75

Finding the Fourth Proportional to 5,195.50, 7,795.53 and 2,729.75

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Solution

The fourth proportional to 5,195.50, 7,795.53 and 2,729.75 is: 4,095.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.50 : 7,795.53 = 2,729.75 : x
  2. Step 2: Convert to fraction form
    5,195.50/7,795.53 = 2,729.75/x
  3. Step 3: Cross multiply
    5,195.50x = 7,795.53 × 2,729.75
  4. Step 4: Simplify right side
    5,195.50x = 21,279,809.04
  5. Step 5: Solve for x
    x = 21,279,809.04/5,195.50
  6. Step 6: Final answer
    x = 4,095.82

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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.