Home / 2,676.96-4,012.56-2,192.16

Finding the Fourth Proportional to 2,676.96, 4,012.56 and 2,192.16

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Solution

The fourth proportional to 2,676.96, 4,012.56 and 2,192.16 is: 3,285.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.96 : 4,012.56 = 2,192.16 : x
  2. Step 2: Convert to fraction form
    2,676.96/4,012.56 = 2,192.16/x
  3. Step 3: Cross multiply
    2,676.96x = 4,012.56 × 2,192.16
  4. Step 4: Simplify right side
    2,676.96x = 8,796,173.53
  5. Step 5: Solve for x
    x = 8,796,173.53/2,676.96
  6. Step 6: Final answer
    x = 3,285.88

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1.5x scale

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.