Home / 4,871.79-7,313.73-3,238.83

Finding the Fourth Proportional to 4,871.79, 7,313.73 and 3,238.83

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Solution

The fourth proportional to 4,871.79, 7,313.73 and 3,238.83 is: 4,862.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,871.79 : 7,313.73 = 3,238.83 : x
  2. Step 2: Convert to fraction form
    4,871.79/7,313.73 = 3,238.83/x
  3. Step 3: Cross multiply
    4,871.79x = 7,313.73 × 3,238.83
  4. Step 4: Simplify right side
    4,871.79x = 23,687,928.14
  5. Step 5: Solve for x
    x = 23,687,928.14/4,871.79
  6. Step 6: Final answer
    x = 4,862.26

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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.