Home / 10,481.20-14,464.68-6,005.50

Finding the Fourth Proportional to 10,481.20, 14,464.68 and 6,005.50

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Solution

The fourth proportional to 10,481.20, 14,464.68 and 6,005.50 is: 8,287.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481.20 : 14,464.68 = 6,005.50 : x
  2. Step 2: Convert to fraction form
    10,481.20/14,464.68 = 6,005.50/x
  3. Step 3: Cross multiply
    10,481.20x = 14,464.68 × 6,005.50
  4. Step 4: Simplify right side
    10,481.20x = 86,867,635.74
  5. Step 5: Solve for x
    x = 86,867,635.74/10,481.20
  6. Step 6: Final answer
    x = 8,287.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.