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Finding the Fourth Proportional to 3,644.04, 5,463.46 and 1,794.71

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Solution

The fourth proportional to 3,644.04, 5,463.46 and 1,794.71 is: 2,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,644.04 : 5,463.46 = 1,794.71 : x
  2. Step 2: Convert to fraction form
    3,644.04/5,463.46 = 1,794.71/x
  3. Step 3: Cross multiply
    3,644.04x = 5,463.46 × 1,794.71
  4. Step 4: Simplify right side
    3,644.04x = 9,805,326.30
  5. Step 5: Solve for x
    x = 9,805,326.30/3,644.04
  6. Step 6: Final answer
    x = 2,690.78

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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.