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Finding the Fourth Proportional to 2,954.94, 4,410.78 and 2,604.63

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Solution

The fourth proportional to 2,954.94, 4,410.78 and 2,604.63 is: 3,887.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954.94 : 4,410.78 = 2,604.63 : x
  2. Step 2: Convert to fraction form
    2,954.94/4,410.78 = 2,604.63/x
  3. Step 3: Cross multiply
    2,954.94x = 4,410.78 × 2,604.63
  4. Step 4: Simplify right side
    2,954.94x = 11,488,449.91
  5. Step 5: Solve for x
    x = 11,488,449.91/2,954.94
  6. Step 6: Final answer
    x = 3,887.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.