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Finding the Fourth Proportional to 3,641.40, 5,463 and 1,044.54

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Solution

The fourth proportional to 3,641.40, 5,463 and 1,044.54 is: 1,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,641.40 : 5,463 = 1,044.54 : x
  2. Step 2: Convert to fraction form
    3,641.40/5,463 = 1,044.54/x
  3. Step 3: Cross multiply
    3,641.40x = 5,463 × 1,044.54
  4. Step 4: Simplify right side
    3,641.40x = 5,706,322.02
  5. Step 5: Solve for x
    x = 5,706,322.02/3,641.40
  6. Step 6: Final answer
    x = 1,567.07

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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.