Home / 12,410.88-18,622.32-6,171.52

Finding the Fourth Proportional to 12,410.88, 18,622.32 and 6,171.52

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Solution

The fourth proportional to 12,410.88, 18,622.32 and 6,171.52 is: 9,260.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,410.88 : 18,622.32 = 6,171.52 : x
  2. Step 2: Convert to fraction form
    12,410.88/18,622.32 = 6,171.52/x
  3. Step 3: Cross multiply
    12,410.88x = 18,622.32 × 6,171.52
  4. Step 4: Simplify right side
    12,410.88x = 114,928,020.33
  5. Step 5: Solve for x
    x = 114,928,020.33/12,410.88
  6. Step 6: Final answer
    x = 9,260.26

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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.