Home / 4,558.28-6,828.78-2,251.40

Finding the Fourth Proportional to 4,558.28, 6,828.78 and 2,251.40

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Solution

The fourth proportional to 4,558.28, 6,828.78 and 2,251.40 is: 3,372.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,558.28 : 6,828.78 = 2,251.40 : x
  2. Step 2: Convert to fraction form
    4,558.28/6,828.78 = 2,251.40/x
  3. Step 3: Cross multiply
    4,558.28x = 6,828.78 × 2,251.40
  4. Step 4: Simplify right side
    4,558.28x = 15,374,315.29
  5. Step 5: Solve for x
    x = 15,374,315.29/4,558.28
  6. Step 6: Final answer
    x = 3,372.83

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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.