Home / 11,216.37-16,824.58-3,319.02

Finding the Fourth Proportional to 11,216.37, 16,824.58 and 3,319.02

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Solution

The fourth proportional to 11,216.37, 16,824.58 and 3,319.02 is: 4,978.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,216.37 : 16,824.58 = 3,319.02 : x
  2. Step 2: Convert to fraction form
    11,216.37/16,824.58 = 3,319.02/x
  3. Step 3: Cross multiply
    11,216.37x = 16,824.58 × 3,319.02
  4. Step 4: Simplify right side
    11,216.37x = 55,841,109.21
  5. Step 5: Solve for x
    x = 55,841,109.21/11,216.37
  6. Step 6: Final answer
    x = 4,978.53

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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.