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Finding the Fourth Proportional to 2,796.99, 4,199.13 and 2,366.88

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Solution

The fourth proportional to 2,796.99, 4,199.13 and 2,366.88 is: 3,553.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.99 : 4,199.13 = 2,366.88 : x
  2. Step 2: Convert to fraction form
    2,796.99/4,199.13 = 2,366.88/x
  3. Step 3: Cross multiply
    2,796.99x = 4,199.13 × 2,366.88
  4. Step 4: Simplify right side
    2,796.99x = 9,938,836.81
  5. Step 5: Solve for x
    x = 9,938,836.81/2,796.99
  6. Step 6: Final answer
    x = 3,553.40

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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.