Home / 3,755.82-5,633.87-1,123.36

Finding the Fourth Proportional to 3,755.82, 5,633.87 and 1,123.36

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Solution

The fourth proportional to 3,755.82, 5,633.87 and 1,123.36 is: 1,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,755.82 : 5,633.87 = 1,123.36 : x
  2. Step 2: Convert to fraction form
    3,755.82/5,633.87 = 1,123.36/x
  3. Step 3: Cross multiply
    3,755.82x = 5,633.87 × 1,123.36
  4. Step 4: Simplify right side
    3,755.82x = 6,328,833.94
  5. Step 5: Solve for x
    x = 6,328,833.94/3,755.82
  6. Step 6: Final answer
    x = 1,685.08

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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.