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Finding the Fourth Proportional to 1,101.22, 1,658.22 and 795.16

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Solution

The fourth proportional to 1,101.22, 1,658.22 and 795.16 is: 1,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101.22 : 1,658.22 = 795.16 : x
  2. Step 2: Convert to fraction form
    1,101.22/1,658.22 = 795.16/x
  3. Step 3: Cross multiply
    1,101.22x = 1,658.22 × 795.16
  4. Step 4: Simplify right side
    1,101.22x = 1,318,550.22
  5. Step 5: Solve for x
    x = 1,318,550.22/1,101.22
  6. Step 6: Final answer
    x = 1,197.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.