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Finding the Fourth Proportional to 960.54, 1,326.24 and 750.96

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Solution

The fourth proportional to 960.54, 1,326.24 and 750.96 is: 1,036.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    960.54 : 1,326.24 = 750.96 : x
  2. Step 2: Convert to fraction form
    960.54/1,326.24 = 750.96/x
  3. Step 3: Cross multiply
    960.54x = 1,326.24 × 750.96
  4. Step 4: Simplify right side
    960.54x = 995,953.19
  5. Step 5: Solve for x
    x = 995,953.19/960.54
  6. Step 6: Final answer
    x = 1,036.87

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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.