Home / 11,664.45-17,462.39-7,708.41

Finding the Fourth Proportional to 11,664.45, 17,462.39 and 7,708.41

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Solution

The fourth proportional to 11,664.45, 17,462.39 and 7,708.41 is: 11,539.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,664.45 : 17,462.39 = 7,708.41 : x
  2. Step 2: Convert to fraction form
    11,664.45/17,462.39 = 7,708.41/x
  3. Step 3: Cross multiply
    11,664.45x = 17,462.39 × 7,708.41
  4. Step 4: Simplify right side
    11,664.45x = 134,607,223.16
  5. Step 5: Solve for x
    x = 134,607,223.16/11,664.45
  6. Step 6: Final answer
    x = 11,539.95

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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.