Home / 3,633.19-5,451.75-2,813.06

Finding the Fourth Proportional to 3,633.19, 5,451.75 and 2,813.06

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Solution

The fourth proportional to 3,633.19, 5,451.75 and 2,813.06 is: 4,221.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.19 : 5,451.75 = 2,813.06 : x
  2. Step 2: Convert to fraction form
    3,633.19/5,451.75 = 2,813.06/x
  3. Step 3: Cross multiply
    3,633.19x = 5,451.75 × 2,813.06
  4. Step 4: Simplify right side
    3,633.19x = 15,336,113.48
  5. Step 5: Solve for x
    x = 15,336,113.48/3,633.19
  6. Step 6: Final answer
    x = 4,221.12

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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.