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Finding the Fourth Proportional to 2,797.13, 4,195.70 and 717.14

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Solution

The fourth proportional to 2,797.13, 4,195.70 and 717.14 is: 1,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.13 : 4,195.70 = 717.14 : x
  2. Step 2: Convert to fraction form
    2,797.13/4,195.70 = 717.14/x
  3. Step 3: Cross multiply
    2,797.13x = 4,195.70 × 717.14
  4. Step 4: Simplify right side
    2,797.13x = 3,008,904.30
  5. Step 5: Solve for x
    x = 3,008,904.30/2,797.13
  6. Step 6: Final answer
    x = 1,075.71

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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.