Home / 3,766.78-5,649.36-1,169.14

Finding the Fourth Proportional to 3,766.78, 5,649.36 and 1,169.14

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Solution

The fourth proportional to 3,766.78, 5,649.36 and 1,169.14 is: 1,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,766.78 : 5,649.36 = 1,169.14 : x
  2. Step 2: Convert to fraction form
    3,766.78/5,649.36 = 1,169.14/x
  3. Step 3: Cross multiply
    3,766.78x = 5,649.36 × 1,169.14
  4. Step 4: Simplify right side
    3,766.78x = 6,604,892.75
  5. Step 5: Solve for x
    x = 6,604,892.75/3,766.78
  6. Step 6: Final answer
    x = 1,753.46

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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.