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Finding the Fourth Proportional to 926.26, 1,271.54 and 795.04

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Solution

The fourth proportional to 926.26, 1,271.54 and 795.04 is: 1,091.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    926.26 : 1,271.54 = 795.04 : x
  2. Step 2: Convert to fraction form
    926.26/1,271.54 = 795.04/x
  3. Step 3: Cross multiply
    926.26x = 1,271.54 × 795.04
  4. Step 4: Simplify right side
    926.26x = 1,010,923.97
  5. Step 5: Solve for x
    x = 1,010,923.97/926.26
  6. Step 6: Final answer
    x = 1,091.41

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.