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Finding the Fourth Proportional to 1,167.62, 1,607.75 and 1,093.25

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Solution

The fourth proportional to 1,167.62, 1,607.75 and 1,093.25 is: 1,505.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167.62 : 1,607.75 = 1,093.25 : x
  2. Step 2: Convert to fraction form
    1,167.62/1,607.75 = 1,093.25/x
  3. Step 3: Cross multiply
    1,167.62x = 1,607.75 × 1,093.25
  4. Step 4: Simplify right side
    1,167.62x = 1,757,666.30
  5. Step 5: Solve for x
    x = 1,757,666.30/1,167.62
  6. Step 6: Final answer
    x = 1,505.35

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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.