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Finding the Fourth Proportional to 1,592.66, 2,197.89 and 963.26

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Solution

The fourth proportional to 1,592.66, 2,197.89 and 963.26 is: 1,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592.66 : 2,197.89 = 963.26 : x
  2. Step 2: Convert to fraction form
    1,592.66/2,197.89 = 963.26/x
  3. Step 3: Cross multiply
    1,592.66x = 2,197.89 × 963.26
  4. Step 4: Simplify right side
    1,592.66x = 2,117,139.52
  5. Step 5: Solve for x
    x = 2,117,139.52/1,592.66
  6. Step 6: Final answer
    x = 1,329.31

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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.