Home / 3,326.76-4,983.66-2,169

Finding the Fourth Proportional to 3,326.76, 4,983.66 and 2,169

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Solution

The fourth proportional to 3,326.76, 4,983.66 and 2,169 is: 3,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.76 : 4,983.66 = 2,169 : x
  2. Step 2: Convert to fraction form
    3,326.76/4,983.66 = 2,169/x
  3. Step 3: Cross multiply
    3,326.76x = 4,983.66 × 2,169
  4. Step 4: Simplify right side
    3,326.76x = 10,809,558.54
  5. Step 5: Solve for x
    x = 10,809,558.54/3,326.76
  6. Step 6: Final answer
    x = 3,249.28

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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.