Home / 4,215.57-5,816.19-2,446.83

Finding the Fourth Proportional to 4,215.57, 5,816.19 and 2,446.83

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Solution

The fourth proportional to 4,215.57, 5,816.19 and 2,446.83 is: 3,375.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,215.57 : 5,816.19 = 2,446.83 : x
  2. Step 2: Convert to fraction form
    4,215.57/5,816.19 = 2,446.83/x
  3. Step 3: Cross multiply
    4,215.57x = 5,816.19 × 2,446.83
  4. Step 4: Simplify right side
    4,215.57x = 14,231,228.18
  5. Step 5: Solve for x
    x = 14,231,228.18/4,215.57
  6. Step 6: Final answer
    x = 3,375.87

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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.