Home / 11,455.11-17,177.27-4,438.41

Finding the Fourth Proportional to 11,455.11, 17,177.27 and 4,438.41

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Solution

The fourth proportional to 11,455.11, 17,177.27 and 4,438.41 is: 6,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,455.11 : 17,177.27 = 4,438.41 : x
  2. Step 2: Convert to fraction form
    11,455.11/17,177.27 = 4,438.41/x
  3. Step 3: Cross multiply
    11,455.11x = 17,177.27 × 4,438.41
  4. Step 4: Simplify right side
    11,455.11x = 76,239,688.66
  5. Step 5: Solve for x
    x = 76,239,688.66/11,455.11
  6. Step 6: Final answer
    x = 6,655.52

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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.