Home / 10,976.63-16,468.65-3,481.42

Finding the Fourth Proportional to 10,976.63, 16,468.65 and 3,481.42

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Solution

The fourth proportional to 10,976.63, 16,468.65 and 3,481.42 is: 5,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,976.63 : 16,468.65 = 3,481.42 : x
  2. Step 2: Convert to fraction form
    10,976.63/16,468.65 = 3,481.42/x
  3. Step 3: Cross multiply
    10,976.63x = 16,468.65 × 3,481.42
  4. Step 4: Simplify right side
    10,976.63x = 57,334,246.31
  5. Step 5: Solve for x
    x = 57,334,246.31/10,976.63
  6. Step 6: Final answer
    x = 5,223.30

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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.