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Finding the Fourth Proportional to 5,963.63, 8,938.89 and 2,672.19

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Solution

The fourth proportional to 5,963.63, 8,938.89 and 2,672.19 is: 4,005.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963.63 : 8,938.89 = 2,672.19 : x
  2. Step 2: Convert to fraction form
    5,963.63/8,938.89 = 2,672.19/x
  3. Step 3: Cross multiply
    5,963.63x = 8,938.89 × 2,672.19
  4. Step 4: Simplify right side
    5,963.63x = 23,886,412.47
  5. Step 5: Solve for x
    x = 23,886,412.47/5,963.63
  6. Step 6: Final answer
    x = 4,005.35

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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.