Home / 11,221.67-16,834.52-4,648.37

Finding the Fourth Proportional to 11,221.67, 16,834.52 and 4,648.37

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Solution

The fourth proportional to 11,221.67, 16,834.52 and 4,648.37 is: 6,973.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,221.67 : 16,834.52 = 4,648.37 : x
  2. Step 2: Convert to fraction form
    11,221.67/16,834.52 = 4,648.37/x
  3. Step 3: Cross multiply
    11,221.67x = 16,834.52 × 4,648.37
  4. Step 4: Simplify right side
    11,221.67x = 78,253,005.18
  5. Step 5: Solve for x
    x = 78,253,005.18/11,221.67
  6. Step 6: Final answer
    x = 6,973.38

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1.5x scale

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.