Home / 4,731.05-7,090.14-2,231.85

Finding the Fourth Proportional to 4,731.05, 7,090.14 and 2,231.85

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Solution

The fourth proportional to 4,731.05, 7,090.14 and 2,231.85 is: 3,344.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,731.05 : 7,090.14 = 2,231.85 : x
  2. Step 2: Convert to fraction form
    4,731.05/7,090.14 = 2,231.85/x
  3. Step 3: Cross multiply
    4,731.05x = 7,090.14 × 2,231.85
  4. Step 4: Simplify right side
    4,731.05x = 15,824,128.96
  5. Step 5: Solve for x
    x = 15,824,128.96/4,731.05
  6. Step 6: Final answer
    x = 3,344.74

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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.