Home / 4,915.10-6,782.82-2,676.94

Finding the Fourth Proportional to 4,915.10, 6,782.82 and 2,676.94

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Solution

The fourth proportional to 4,915.10, 6,782.82 and 2,676.94 is: 3,694.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.10 : 6,782.82 = 2,676.94 : x
  2. Step 2: Convert to fraction form
    4,915.10/6,782.82 = 2,676.94/x
  3. Step 3: Cross multiply
    4,915.10x = 6,782.82 × 2,676.94
  4. Step 4: Simplify right side
    4,915.10x = 18,157,202.17
  5. Step 5: Solve for x
    x = 18,157,202.17/4,915.10
  6. Step 6: Final answer
    x = 3,694.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.