Home / 4,219.89-5,823.27-2,451.39

Finding the Fourth Proportional to 4,219.89, 5,823.27 and 2,451.39

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Solution

The fourth proportional to 4,219.89, 5,823.27 and 2,451.39 is: 3,382.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.89 : 5,823.27 = 2,451.39 : x
  2. Step 2: Convert to fraction form
    4,219.89/5,823.27 = 2,451.39/x
  3. Step 3: Cross multiply
    4,219.89x = 5,823.27 × 2,451.39
  4. Step 4: Simplify right side
    4,219.89x = 14,275,105.85
  5. Step 5: Solve for x
    x = 14,275,105.85/4,219.89
  6. Step 6: Final answer
    x = 3,382.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.