Home / 11,012.52-16,519.50-4,438.68

Finding the Fourth Proportional to 11,012.52, 16,519.50 and 4,438.68

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Solution

The fourth proportional to 11,012.52, 16,519.50 and 4,438.68 is: 6,658.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012.52 : 16,519.50 = 4,438.68 : x
  2. Step 2: Convert to fraction form
    11,012.52/16,519.50 = 4,438.68/x
  3. Step 3: Cross multiply
    11,012.52x = 16,519.50 × 4,438.68
  4. Step 4: Simplify right side
    11,012.52x = 73,324,774.26
  5. Step 5: Solve for x
    x = 73,324,774.26/11,012.52
  6. Step 6: Final answer
    x = 6,658.31

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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.