Home / 1,192.07-1,791.75-1,166.55

Finding the Fourth Proportional to 1,192.07, 1,791.75 and 1,166.55

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Solution

The fourth proportional to 1,192.07, 1,791.75 and 1,166.55 is: 1,753.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192.07 : 1,791.75 = 1,166.55 : x
  2. Step 2: Convert to fraction form
    1,192.07/1,791.75 = 1,166.55/x
  3. Step 3: Cross multiply
    1,192.07x = 1,791.75 × 1,166.55
  4. Step 4: Simplify right side
    1,192.07x = 2,090,165.96
  5. Step 5: Solve for x
    x = 2,090,165.96/1,192.07
  6. Step 6: Final answer
    x = 1,753.40

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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.