Home / 11,774.16-17,657.46-3,874.84

Finding the Fourth Proportional to 11,774.16, 17,657.46 and 3,874.84

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Solution

The fourth proportional to 11,774.16, 17,657.46 and 3,874.84 is: 5,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.16 : 17,657.46 = 3,874.84 : x
  2. Step 2: Convert to fraction form
    11,774.16/17,657.46 = 3,874.84/x
  3. Step 3: Cross multiply
    11,774.16x = 17,657.46 × 3,874.84
  4. Step 4: Simplify right side
    11,774.16x = 68,419,788.16
  5. Step 5: Solve for x
    x = 68,419,788.16/11,774.16
  6. Step 6: Final answer
    x = 5,811.01

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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.