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Finding the Fourth Proportional to 1,169.01, 1,755.99 and 736.47

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Solution

The fourth proportional to 1,169.01, 1,755.99 and 736.47 is: 1,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169.01 : 1,755.99 = 736.47 : x
  2. Step 2: Convert to fraction form
    1,169.01/1,755.99 = 736.47/x
  3. Step 3: Cross multiply
    1,169.01x = 1,755.99 × 736.47
  4. Step 4: Simplify right side
    1,169.01x = 1,293,233.96
  5. Step 5: Solve for x
    x = 1,293,233.96/1,169.01
  6. Step 6: Final answer
    x = 1,106.26

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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.