Home / 11,223.09-16,835.24-4,981.64

Finding the Fourth Proportional to 11,223.09, 16,835.24 and 4,981.64

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Solution

The fourth proportional to 11,223.09, 16,835.24 and 4,981.64 is: 7,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.09 : 16,835.24 = 4,981.64 : x
  2. Step 2: Convert to fraction form
    11,223.09/16,835.24 = 4,981.64/x
  3. Step 3: Cross multiply
    11,223.09x = 16,835.24 × 4,981.64
  4. Step 4: Simplify right side
    11,223.09x = 83,867,033.27
  5. Step 5: Solve for x
    x = 83,867,033.27/11,223.09
  6. Step 6: Final answer
    x = 7,472.72

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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.