Home / 11,809.62-16,297.34-6,774.04

Finding the Fourth Proportional to 11,809.62, 16,297.34 and 6,774.04

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Solution

The fourth proportional to 11,809.62, 16,297.34 and 6,774.04 is: 9,348.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,809.62 : 16,297.34 = 6,774.04 : x
  2. Step 2: Convert to fraction form
    11,809.62/16,297.34 = 6,774.04/x
  3. Step 3: Cross multiply
    11,809.62x = 16,297.34 × 6,774.04
  4. Step 4: Simplify right side
    11,809.62x = 110,398,833.05
  5. Step 5: Solve for x
    x = 110,398,833.05/11,809.62
  6. Step 6: Final answer
    x = 9,348.21

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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.