Home / 3,551.26-5,327.14-1,085.89

Finding the Fourth Proportional to 3,551.26, 5,327.14 and 1,085.89

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Solution

The fourth proportional to 3,551.26, 5,327.14 and 1,085.89 is: 1,628.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,551.26 : 5,327.14 = 1,085.89 : x
  2. Step 2: Convert to fraction form
    3,551.26/5,327.14 = 1,085.89/x
  3. Step 3: Cross multiply
    3,551.26x = 5,327.14 × 1,085.89
  4. Step 4: Simplify right side
    3,551.26x = 5,784,672.02
  5. Step 5: Solve for x
    x = 5,784,672.02/3,551.26
  6. Step 6: Final answer
    x = 1,628.91

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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.