Home / 2,676.66-3,694.56-1,682.28

Finding the Fourth Proportional to 2,676.66, 3,694.56 and 1,682.28

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Solution

The fourth proportional to 2,676.66, 3,694.56 and 1,682.28 is: 2,322.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.66 : 3,694.56 = 1,682.28 : x
  2. Step 2: Convert to fraction form
    2,676.66/3,694.56 = 1,682.28/x
  3. Step 3: Cross multiply
    2,676.66x = 3,694.56 × 1,682.28
  4. Step 4: Simplify right side
    2,676.66x = 6,215,284.40
  5. Step 5: Solve for x
    x = 6,215,284.40/2,676.66
  6. Step 6: Final answer
    x = 2,322.03

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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.