Home / 11,785.13-17,679.66-5,466.34

Finding the Fourth Proportional to 11,785.13, 17,679.66 and 5,466.34

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Solution

The fourth proportional to 11,785.13, 17,679.66 and 5,466.34 is: 8,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.13 : 17,679.66 = 5,466.34 : x
  2. Step 2: Convert to fraction form
    11,785.13/17,679.66 = 5,466.34/x
  3. Step 3: Cross multiply
    11,785.13x = 17,679.66 × 5,466.34
  4. Step 4: Simplify right side
    11,785.13x = 96,643,032.64
  5. Step 5: Solve for x
    x = 96,643,032.64/11,785.13
  6. Step 6: Final answer
    x = 8,200.42

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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.