Home / 9,982.68-14,976.36-3,408.89

Finding the Fourth Proportional to 9,982.68, 14,976.36 and 3,408.89

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Solution

The fourth proportional to 9,982.68, 14,976.36 and 3,408.89 is: 5,114.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982.68 : 14,976.36 = 3,408.89 : x
  2. Step 2: Convert to fraction form
    9,982.68/14,976.36 = 3,408.89/x
  3. Step 3: Cross multiply
    9,982.68x = 14,976.36 × 3,408.89
  4. Step 4: Simplify right side
    9,982.68x = 51,052,688.96
  5. Step 5: Solve for x
    x = 51,052,688.96/9,982.68
  6. Step 6: Final answer
    x = 5,114.13

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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.