Home / 11,102.52-16,652.54-3,309.50

Finding the Fourth Proportional to 11,102.52, 16,652.54 and 3,309.50

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Solution

The fourth proportional to 11,102.52, 16,652.54 and 3,309.50 is: 4,963.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.52 : 16,652.54 = 3,309.50 : x
  2. Step 2: Convert to fraction form
    11,102.52/16,652.54 = 3,309.50/x
  3. Step 3: Cross multiply
    11,102.52x = 16,652.54 × 3,309.50
  4. Step 4: Simplify right side
    11,102.52x = 55,111,581.13
  5. Step 5: Solve for x
    x = 55,111,581.13/11,102.52
  6. Step 6: Final answer
    x = 4,963.88

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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.