Home / 8,165.36-12,241.18-3,785.96

Finding the Fourth Proportional to 8,165.36, 12,241.18 and 3,785.96

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Solution

The fourth proportional to 8,165.36, 12,241.18 and 3,785.96 is: 5,675.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,165.36 : 12,241.18 = 3,785.96 : x
  2. Step 2: Convert to fraction form
    8,165.36/12,241.18 = 3,785.96/x
  3. Step 3: Cross multiply
    8,165.36x = 12,241.18 × 3,785.96
  4. Step 4: Simplify right side
    8,165.36x = 46,344,617.83
  5. Step 5: Solve for x
    x = 46,344,617.83/8,165.36
  6. Step 6: Final answer
    x = 5,675.76

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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.