Home / 3,231.84-4,856.08-3,141.52

Finding the Fourth Proportional to 3,231.84, 4,856.08 and 3,141.52

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Solution

The fourth proportional to 3,231.84, 4,856.08 and 3,141.52 is: 4,720.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.84 : 4,856.08 = 3,141.52 : x
  2. Step 2: Convert to fraction form
    3,231.84/4,856.08 = 3,141.52/x
  3. Step 3: Cross multiply
    3,231.84x = 4,856.08 × 3,141.52
  4. Step 4: Simplify right side
    3,231.84x = 15,255,472.44
  5. Step 5: Solve for x
    x = 15,255,472.44/3,231.84
  6. Step 6: Final answer
    x = 4,720.37

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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.