Home / 4,528.11-6,787.31-2,214.75

Finding the Fourth Proportional to 4,528.11, 6,787.31 and 2,214.75

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Solution

The fourth proportional to 4,528.11, 6,787.31 and 2,214.75 is: 3,319.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,528.11 : 6,787.31 = 2,214.75 : x
  2. Step 2: Convert to fraction form
    4,528.11/6,787.31 = 2,214.75/x
  3. Step 3: Cross multiply
    4,528.11x = 6,787.31 × 2,214.75
  4. Step 4: Simplify right side
    4,528.11x = 15,032,183.75
  5. Step 5: Solve for x
    x = 15,032,183.75/4,528.11
  6. Step 6: Final answer
    x = 3,319.75

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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.