Home / 3,633.07-5,450.41-1,324.57

Finding the Fourth Proportional to 3,633.07, 5,450.41 and 1,324.57

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Solution

The fourth proportional to 3,633.07, 5,450.41 and 1,324.57 is: 1,987.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.07 : 5,450.41 = 1,324.57 : x
  2. Step 2: Convert to fraction form
    3,633.07/5,450.41 = 1,324.57/x
  3. Step 3: Cross multiply
    3,633.07x = 5,450.41 × 1,324.57
  4. Step 4: Simplify right side
    3,633.07x = 7,219,415.70
  5. Step 5: Solve for x
    x = 7,219,415.70/3,633.07
  6. Step 6: Final answer
    x = 1,987.14

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1.5x scale

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.