Home / 11,680.32-17,522.94-3,783.24

Finding the Fourth Proportional to 11,680.32, 17,522.94 and 3,783.24

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Solution

The fourth proportional to 11,680.32, 17,522.94 and 3,783.24 is: 5,675.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,680.32 : 17,522.94 = 3,783.24 : x
  2. Step 2: Convert to fraction form
    11,680.32/17,522.94 = 3,783.24/x
  3. Step 3: Cross multiply
    11,680.32x = 17,522.94 × 3,783.24
  4. Step 4: Simplify right side
    11,680.32x = 66,293,487.53
  5. Step 5: Solve for x
    x = 66,293,487.53/11,680.32
  6. Step 6: Final answer
    x = 5,675.66

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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.