Home / 11,808.84-17,680.14-6,249.62

Finding the Fourth Proportional to 11,808.84, 17,680.14 and 6,249.62

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Solution

The fourth proportional to 11,808.84, 17,680.14 and 6,249.62 is: 9,356.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.84 : 17,680.14 = 6,249.62 : x
  2. Step 2: Convert to fraction form
    11,808.84/17,680.14 = 6,249.62/x
  3. Step 3: Cross multiply
    11,808.84x = 17,680.14 × 6,249.62
  4. Step 4: Simplify right side
    11,808.84x = 110,494,156.55
  5. Step 5: Solve for x
    x = 110,494,156.55/11,808.84
  6. Step 6: Final answer
    x = 9,356.90

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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.