Home / 12,610.08-18,917.19-3,842.94

Finding the Fourth Proportional to 12,610.08, 18,917.19 and 3,842.94

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Solution

The fourth proportional to 12,610.08, 18,917.19 and 3,842.94 is: 5,765.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.08 : 18,917.19 = 3,842.94 : x
  2. Step 2: Convert to fraction form
    12,610.08/18,917.19 = 3,842.94/x
  3. Step 3: Cross multiply
    12,610.08x = 18,917.19 × 3,842.94
  4. Step 4: Simplify right side
    12,610.08x = 72,697,606.92
  5. Step 5: Solve for x
    x = 72,697,606.92/12,610.08
  6. Step 6: Final answer
    x = 5,765.04

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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.