Home / 4,958.20-7,434.06-2,489.32

Finding the Fourth Proportional to 4,958.20, 7,434.06 and 2,489.32

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Solution

The fourth proportional to 4,958.20, 7,434.06 and 2,489.32 is: 3,732.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.20 : 7,434.06 = 2,489.32 : x
  2. Step 2: Convert to fraction form
    4,958.20/7,434.06 = 2,489.32/x
  3. Step 3: Cross multiply
    4,958.20x = 7,434.06 × 2,489.32
  4. Step 4: Simplify right side
    4,958.20x = 18,505,754.24
  5. Step 5: Solve for x
    x = 18,505,754.24/4,958.20
  6. Step 6: Final answer
    x = 3,732.35

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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.