Home / 11,741.12-17,611.68-2,976.08

Finding the Fourth Proportional to 11,741.12, 17,611.68 and 2,976.08

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Solution

The fourth proportional to 11,741.12, 17,611.68 and 2,976.08 is: 4,464.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,741.12 : 17,611.68 = 2,976.08 : x
  2. Step 2: Convert to fraction form
    11,741.12/17,611.68 = 2,976.08/x
  3. Step 3: Cross multiply
    11,741.12x = 17,611.68 × 2,976.08
  4. Step 4: Simplify right side
    11,741.12x = 52,413,768.61
  5. Step 5: Solve for x
    x = 52,413,768.61/11,741.12
  6. Step 6: Final answer
    x = 4,464.12

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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.