Home / 7,462.62-11,189.34-2,531.88

Finding the Fourth Proportional to 7,462.62, 11,189.34 and 2,531.88

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Solution

The fourth proportional to 7,462.62, 11,189.34 and 2,531.88 is: 3,796.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,462.62 : 11,189.34 = 2,531.88 : x
  2. Step 2: Convert to fraction form
    7,462.62/11,189.34 = 2,531.88/x
  3. Step 3: Cross multiply
    7,462.62x = 11,189.34 × 2,531.88
  4. Step 4: Simplify right side
    7,462.62x = 28,330,066.16
  5. Step 5: Solve for x
    x = 28,330,066.16/7,462.62
  6. Step 6: Final answer
    x = 3,796.26

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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.