Home / 11,708.88-17,570.19-4,318.49

Finding the Fourth Proportional to 11,708.88, 17,570.19 and 4,318.49

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Solution

The fourth proportional to 11,708.88, 17,570.19 and 4,318.49 is: 6,480.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,708.88 : 17,570.19 = 4,318.49 : x
  2. Step 2: Convert to fraction form
    11,708.88/17,570.19 = 4,318.49/x
  3. Step 3: Cross multiply
    11,708.88x = 17,570.19 × 4,318.49
  4. Step 4: Simplify right side
    11,708.88x = 75,876,688.37
  5. Step 5: Solve for x
    x = 75,876,688.37/11,708.88
  6. Step 6: Final answer
    x = 6,480.27

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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.