Home / 4,184.46-6,278.22-1,718.61

Finding the Fourth Proportional to 4,184.46, 6,278.22 and 1,718.61

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Solution

The fourth proportional to 4,184.46, 6,278.22 and 1,718.61 is: 2,578.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184.46 : 6,278.22 = 1,718.61 : x
  2. Step 2: Convert to fraction form
    4,184.46/6,278.22 = 1,718.61/x
  3. Step 3: Cross multiply
    4,184.46x = 6,278.22 × 1,718.61
  4. Step 4: Simplify right side
    4,184.46x = 10,789,811.67
  5. Step 5: Solve for x
    x = 10,789,811.67/4,184.46
  6. Step 6: Final answer
    x = 2,578.54

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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.