Home / 11,629.20-16,049.64-6,913.44

Finding the Fourth Proportional to 11,629.20, 16,049.64 and 6,913.44

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Solution

The fourth proportional to 11,629.20, 16,049.64 and 6,913.44 is: 9,541.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,629.20 : 16,049.64 = 6,913.44 : x
  2. Step 2: Convert to fraction form
    11,629.20/16,049.64 = 6,913.44/x
  3. Step 3: Cross multiply
    11,629.20x = 16,049.64 × 6,913.44
  4. Step 4: Simplify right side
    11,629.20x = 110,958,223.16
  5. Step 5: Solve for x
    x = 110,958,223.16/11,629.20
  6. Step 6: Final answer
    x = 9,541.35

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