Home / 6,878.43-10,321.16-3,276.08

Finding the Fourth Proportional to 6,878.43, 10,321.16 and 3,276.08

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Solution

The fourth proportional to 6,878.43, 10,321.16 and 3,276.08 is: 4,915.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878.43 : 10,321.16 = 3,276.08 : x
  2. Step 2: Convert to fraction form
    6,878.43/10,321.16 = 3,276.08/x
  3. Step 3: Cross multiply
    6,878.43x = 10,321.16 × 3,276.08
  4. Step 4: Simplify right side
    6,878.43x = 33,812,916.57
  5. Step 5: Solve for x
    x = 33,812,916.57/6,878.43
  6. Step 6: Final answer
    x = 4,915.79

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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.