Home / 3,634.81-5,451.69-1,169.31

Finding the Fourth Proportional to 3,634.81, 5,451.69 and 1,169.31

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Solution

The fourth proportional to 3,634.81, 5,451.69 and 1,169.31 is: 1,753.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,634.81 : 5,451.69 = 1,169.31 : x
  2. Step 2: Convert to fraction form
    3,634.81/5,451.69 = 1,169.31/x
  3. Step 3: Cross multiply
    3,634.81x = 5,451.69 × 1,169.31
  4. Step 4: Simplify right side
    3,634.81x = 6,374,715.63
  5. Step 5: Solve for x
    x = 6,374,715.63/3,634.81
  6. Step 6: Final answer
    x = 1,753.80

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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.