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Finding the Fourth Proportional to 10,481.99, 14,464.94 and 5,766.17

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Solution

The fourth proportional to 10,481.99, 14,464.94 and 5,766.17 is: 7,957.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,481.99 : 14,464.94 = 5,766.17 : x
  2. Step 2: Convert to fraction form
    10,481.99/14,464.94 = 5,766.17/x
  3. Step 3: Cross multiply
    10,481.99x = 14,464.94 × 5,766.17
  4. Step 4: Simplify right side
    10,481.99x = 83,407,201.92
  5. Step 5: Solve for x
    x = 83,407,201.92/10,481.99
  6. Step 6: Final answer
    x = 7,957.20

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1.5x scale

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.