Home / 4,155.91-6,234.62-1,382.32

Finding the Fourth Proportional to 4,155.91, 6,234.62 and 1,382.32

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Solution

The fourth proportional to 4,155.91, 6,234.62 and 1,382.32 is: 2,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.91 : 6,234.62 = 1,382.32 : x
  2. Step 2: Convert to fraction form
    4,155.91/6,234.62 = 1,382.32/x
  3. Step 3: Cross multiply
    4,155.91x = 6,234.62 × 1,382.32
  4. Step 4: Simplify right side
    4,155.91x = 8,618,213.51
  5. Step 5: Solve for x
    x = 8,618,213.51/4,155.91
  6. Step 6: Final answer
    x = 2,073.73

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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.