Home / 4,526.20-6,787.14-2,215

Finding the Fourth Proportional to 4,526.20, 6,787.14 and 2,215

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Solution

The fourth proportional to 4,526.20, 6,787.14 and 2,215 is: 3,321.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,526.20 : 6,787.14 = 2,215 : x
  2. Step 2: Convert to fraction form
    4,526.20/6,787.14 = 2,215/x
  3. Step 3: Cross multiply
    4,526.20x = 6,787.14 × 2,215
  4. Step 4: Simplify right side
    4,526.20x = 15,033,515.10
  5. Step 5: Solve for x
    x = 15,033,515.10/4,526.20
  6. Step 6: Final answer
    x = 3,321.44

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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.