Home / 4,558.60-6,828.18-2,821.96

Finding the Fourth Proportional to 4,558.60, 6,828.18 and 2,821.96

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Solution

The fourth proportional to 4,558.60, 6,828.18 and 2,821.96 is: 4,226.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.60 : 6,828.18 = 2,821.96 : x
  2. Step 2: Convert to fraction form
    4,558.60/6,828.18 = 2,821.96/x
  3. Step 3: Cross multiply
    4,558.60x = 6,828.18 × 2,821.96
  4. Step 4: Simplify right side
    4,558.60x = 19,268,850.83
  5. Step 5: Solve for x
    x = 19,268,850.83/4,558.60
  6. Step 6: Final answer
    x = 4,226.92

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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.