Home / 4,155.50-6,234.29-1,382.18

Finding the Fourth Proportional to 4,155.50, 6,234.29 and 1,382.18

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Solution

The fourth proportional to 4,155.50, 6,234.29 and 1,382.18 is: 2,073.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,155.50 : 6,234.29 = 1,382.18 : x
  2. Step 2: Convert to fraction form
    4,155.50/6,234.29 = 1,382.18/x
  3. Step 3: Cross multiply
    4,155.50x = 6,234.29 × 1,382.18
  4. Step 4: Simplify right side
    4,155.50x = 8,616,872.87
  5. Step 5: Solve for x
    x = 8,616,872.87/4,155.50
  6. Step 6: Final answer
    x = 2,073.61

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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.