Home / 2,676.28-3,693.54-1,682.32

Finding the Fourth Proportional to 2,676.28, 3,693.54 and 1,682.32

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Solution

The fourth proportional to 2,676.28, 3,693.54 and 1,682.32 is: 2,321.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.28 : 3,693.54 = 1,682.32 : x
  2. Step 2: Convert to fraction form
    2,676.28/3,693.54 = 1,682.32/x
  3. Step 3: Cross multiply
    2,676.28x = 3,693.54 × 1,682.32
  4. Step 4: Simplify right side
    2,676.28x = 6,213,716.21
  5. Step 5: Solve for x
    x = 6,213,716.21/2,676.28
  6. Step 6: Final answer
    x = 2,321.77

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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.