Home / 3,298.96-4,554.03-2,105.56

Finding the Fourth Proportional to 3,298.96, 4,554.03 and 2,105.56

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Solution

The fourth proportional to 3,298.96, 4,554.03 and 2,105.56 is: 2,906.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,298.96 : 4,554.03 = 2,105.56 : x
  2. Step 2: Convert to fraction form
    3,298.96/4,554.03 = 2,105.56/x
  3. Step 3: Cross multiply
    3,298.96x = 4,554.03 × 2,105.56
  4. Step 4: Simplify right side
    3,298.96x = 9,588,783.41
  5. Step 5: Solve for x
    x = 9,588,783.41/3,298.96
  6. Step 6: Final answer
    x = 2,906.61

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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.