Home / 8,784.91-13,181.19-3,236.95

Finding the Fourth Proportional to 8,784.91, 13,181.19 and 3,236.95

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Solution

The fourth proportional to 8,784.91, 13,181.19 and 3,236.95 is: 4,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784.91 : 13,181.19 = 3,236.95 : x
  2. Step 2: Convert to fraction form
    8,784.91/13,181.19 = 3,236.95/x
  3. Step 3: Cross multiply
    8,784.91x = 13,181.19 × 3,236.95
  4. Step 4: Simplify right side
    8,784.91x = 42,666,852.97
  5. Step 5: Solve for x
    x = 42,666,852.97/8,784.91
  6. Step 6: Final answer
    x = 4,856.83

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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.