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Finding the Fourth Proportional to 2,604.44, 3,591.79 and 1,721.14

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Solution

The fourth proportional to 2,604.44, 3,591.79 and 1,721.14 is: 2,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,604.44 : 3,591.79 = 1,721.14 : x
  2. Step 2: Convert to fraction form
    2,604.44/3,591.79 = 1,721.14/x
  3. Step 3: Cross multiply
    2,604.44x = 3,591.79 × 1,721.14
  4. Step 4: Simplify right side
    2,604.44x = 6,181,946.88
  5. Step 5: Solve for x
    x = 6,181,946.88/2,604.44
  6. Step 6: Final answer
    x = 2,373.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.