Home / 3,633.30-5,447.28-1,166.72

Finding the Fourth Proportional to 3,633.30, 5,447.28 and 1,166.72

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Solution

The fourth proportional to 3,633.30, 5,447.28 and 1,166.72 is: 1,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.30 : 5,447.28 = 1,166.72 : x
  2. Step 2: Convert to fraction form
    3,633.30/5,447.28 = 1,166.72/x
  3. Step 3: Cross multiply
    3,633.30x = 5,447.28 × 1,166.72
  4. Step 4: Simplify right side
    3,633.30x = 6,355,450.52
  5. Step 5: Solve for x
    x = 6,355,450.52/3,633.30
  6. Step 6: Final answer
    x = 1,749.22

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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.