Home / 11,180.10-16,767.81-3,388.26

Finding the Fourth Proportional to 11,180.10, 16,767.81 and 3,388.26

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Solution

The fourth proportional to 11,180.10, 16,767.81 and 3,388.26 is: 5,081.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.10 : 16,767.81 = 3,388.26 : x
  2. Step 2: Convert to fraction form
    11,180.10/16,767.81 = 3,388.26/x
  3. Step 3: Cross multiply
    11,180.10x = 16,767.81 × 3,388.26
  4. Step 4: Simplify right side
    11,180.10x = 56,813,699.91
  5. Step 5: Solve for x
    x = 56,813,699.91/11,180.10
  6. Step 6: Final answer
    x = 5,081.68

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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.