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Finding the Fourth Proportional to 2,797.92, 3,839.76 and 2,504.70

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Solution

The fourth proportional to 2,797.92, 3,839.76 and 2,504.70 is: 3,437.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,797.92 : 3,839.76 = 2,504.70 : x
  2. Step 2: Convert to fraction form
    2,797.92/3,839.76 = 2,504.70/x
  3. Step 3: Cross multiply
    2,797.92x = 3,839.76 × 2,504.70
  4. Step 4: Simplify right side
    2,797.92x = 9,617,446.87
  5. Step 5: Solve for x
    x = 9,617,446.87/2,797.92
  6. Step 6: Final answer
    x = 3,437.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.