Home / 3,826.11-5,729.43-3,505.35

Finding the Fourth Proportional to 3,826.11, 5,729.43 and 3,505.35

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Solution

The fourth proportional to 3,826.11, 5,729.43 and 3,505.35 is: 5,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,826.11 : 5,729.43 = 3,505.35 : x
  2. Step 2: Convert to fraction form
    3,826.11/5,729.43 = 3,505.35/x
  3. Step 3: Cross multiply
    3,826.11x = 5,729.43 × 3,505.35
  4. Step 4: Simplify right side
    3,826.11x = 20,083,657.45
  5. Step 5: Solve for x
    x = 20,083,657.45/3,826.11
  6. Step 6: Final answer
    x = 5,249.11

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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.