Home / 11,267.88-16,901.19-3,871.56

Finding the Fourth Proportional to 11,267.88, 16,901.19 and 3,871.56

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Solution

The fourth proportional to 11,267.88, 16,901.19 and 3,871.56 is: 5,807.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,267.88 : 16,901.19 = 3,871.56 : x
  2. Step 2: Convert to fraction form
    11,267.88/16,901.19 = 3,871.56/x
  3. Step 3: Cross multiply
    11,267.88x = 16,901.19 × 3,871.56
  4. Step 4: Simplify right side
    11,267.88x = 65,433,971.16
  5. Step 5: Solve for x
    x = 65,433,971.16/11,267.88
  6. Step 6: Final answer
    x = 5,807.12

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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.