Home / 3,633.51-5,451.36-1,553.70

Finding the Fourth Proportional to 3,633.51, 5,451.36 and 1,553.70

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Solution

The fourth proportional to 3,633.51, 5,451.36 and 1,553.70 is: 2,331.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.51 : 5,451.36 = 1,553.70 : x
  2. Step 2: Convert to fraction form
    3,633.51/5,451.36 = 1,553.70/x
  3. Step 3: Cross multiply
    3,633.51x = 5,451.36 × 1,553.70
  4. Step 4: Simplify right side
    3,633.51x = 8,469,770.26
  5. Step 5: Solve for x
    x = 8,469,770.26/3,633.51
  6. Step 6: Final answer
    x = 2,331.02

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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.