Home / 4,331.88-6,487.68-2,133.54

Finding the Fourth Proportional to 4,331.88, 6,487.68 and 2,133.54

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Solution

The fourth proportional to 4,331.88, 6,487.68 and 2,133.54 is: 3,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,331.88 : 6,487.68 = 2,133.54 : x
  2. Step 2: Convert to fraction form
    4,331.88/6,487.68 = 2,133.54/x
  3. Step 3: Cross multiply
    4,331.88x = 6,487.68 × 2,133.54
  4. Step 4: Simplify right side
    4,331.88x = 13,841,724.79
  5. Step 5: Solve for x
    x = 13,841,724.79/4,331.88
  6. Step 6: Final answer
    x = 3,195.32

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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.