Home / 10,611.62-15,917.37-2,714.12

Finding the Fourth Proportional to 10,611.62, 15,917.37 and 2,714.12

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Solution

The fourth proportional to 10,611.62, 15,917.37 and 2,714.12 is: 4,071.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,611.62 : 15,917.37 = 2,714.12 : x
  2. Step 2: Convert to fraction form
    10,611.62/15,917.37 = 2,714.12/x
  3. Step 3: Cross multiply
    10,611.62x = 15,917.37 × 2,714.12
  4. Step 4: Simplify right side
    10,611.62x = 43,201,629.82
  5. Step 5: Solve for x
    x = 43,201,629.82/10,611.62
  6. Step 6: Final answer
    x = 4,071.16

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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.