Home / 4,958.52-7,439.36-2,986.31

Finding the Fourth Proportional to 4,958.52, 7,439.36 and 2,986.31

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Solution

The fourth proportional to 4,958.52, 7,439.36 and 2,986.31 is: 4,480.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,958.52 : 7,439.36 = 2,986.31 : x
  2. Step 2: Convert to fraction form
    4,958.52/7,439.36 = 2,986.31/x
  3. Step 3: Cross multiply
    4,958.52x = 7,439.36 × 2,986.31
  4. Step 4: Simplify right side
    4,958.52x = 22,216,235.16
  5. Step 5: Solve for x
    x = 22,216,235.16/4,958.52
  6. Step 6: Final answer
    x = 4,480.42

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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.