Home / 10,871.38-16,303.92-4,944.97

Finding the Fourth Proportional to 10,871.38, 16,303.92 and 4,944.97

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Solution

The fourth proportional to 10,871.38, 16,303.92 and 4,944.97 is: 7,416.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,871.38 : 16,303.92 = 4,944.97 : x
  2. Step 2: Convert to fraction form
    10,871.38/16,303.92 = 4,944.97/x
  3. Step 3: Cross multiply
    10,871.38x = 16,303.92 × 4,944.97
  4. Step 4: Simplify right side
    10,871.38x = 80,622,395.28
  5. Step 5: Solve for x
    x = 80,622,395.28/10,871.38
  6. Step 6: Final answer
    x = 7,416.02

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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.