Home / 8,789.22-13,174.56-6,015.15

Finding the Fourth Proportional to 8,789.22, 13,174.56 and 6,015.15

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Solution

The fourth proportional to 8,789.22, 13,174.56 and 6,015.15 is: 9,016.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.22 : 13,174.56 = 6,015.15 : x
  2. Step 2: Convert to fraction form
    8,789.22/13,174.56 = 6,015.15/x
  3. Step 3: Cross multiply
    8,789.22x = 13,174.56 × 6,015.15
  4. Step 4: Simplify right side
    8,789.22x = 79,246,954.58
  5. Step 5: Solve for x
    x = 79,246,954.58/8,789.22
  6. Step 6: Final answer
    x = 9,016.38

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1.5x scale

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.