Home / 4,915.05-6,782.73-2,676.92

Finding the Fourth Proportional to 4,915.05, 6,782.73 and 2,676.92

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Solution

The fourth proportional to 4,915.05, 6,782.73 and 2,676.92 is: 3,694.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,915.05 : 6,782.73 = 2,676.92 : x
  2. Step 2: Convert to fraction form
    4,915.05/6,782.73 = 2,676.92/x
  3. Step 3: Cross multiply
    4,915.05x = 6,782.73 × 2,676.92
  4. Step 4: Simplify right side
    4,915.05x = 18,156,789.17
  5. Step 5: Solve for x
    x = 18,156,789.17/4,915.05
  6. Step 6: Final answer
    x = 3,694.12

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1.5x scale

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.