Home / 4,211.43-5,811.78-2,443.17

Finding the Fourth Proportional to 4,211.43, 5,811.78 and 2,443.17

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Solution

The fourth proportional to 4,211.43, 5,811.78 and 2,443.17 is: 3,371.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,211.43 : 5,811.78 = 2,443.17 : x
  2. Step 2: Convert to fraction form
    4,211.43/5,811.78 = 2,443.17/x
  3. Step 3: Cross multiply
    4,211.43x = 5,811.78 × 2,443.17
  4. Step 4: Simplify right side
    4,211.43x = 14,199,166.54
  5. Step 5: Solve for x
    x = 14,199,166.54/4,211.43
  6. Step 6: Final answer
    x = 3,371.58

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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.