Home / 11,116.92-16,673.70-3,326.40

Finding the Fourth Proportional to 11,116.92, 16,673.70 and 3,326.40

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Solution

The fourth proportional to 11,116.92, 16,673.70 and 3,326.40 is: 4,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,116.92 : 16,673.70 = 3,326.40 : x
  2. Step 2: Convert to fraction form
    11,116.92/16,673.70 = 3,326.40/x
  3. Step 3: Cross multiply
    11,116.92x = 16,673.70 × 3,326.40
  4. Step 4: Simplify right side
    11,116.92x = 55,463,395.68
  5. Step 5: Solve for x
    x = 55,463,395.68/11,116.92
  6. Step 6: Final answer
    x = 4,989.10

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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.