Home / 7,606.28-11,415.90-4,481.71

Finding the Fourth Proportional to 7,606.28, 11,415.90 and 4,481.71

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Solution

The fourth proportional to 7,606.28, 11,415.90 and 4,481.71 is: 6,726.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.28 : 11,415.90 = 4,481.71 : x
  2. Step 2: Convert to fraction form
    7,606.28/11,415.90 = 4,481.71/x
  3. Step 3: Cross multiply
    7,606.28x = 11,415.90 × 4,481.71
  4. Step 4: Simplify right side
    7,606.28x = 51,162,753.19
  5. Step 5: Solve for x
    x = 51,162,753.19/7,606.28
  6. Step 6: Final answer
    x = 6,726.38

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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.