Home / 11,021.67-16,532.42-4,447.76

Finding the Fourth Proportional to 11,021.67, 16,532.42 and 4,447.76

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Solution

The fourth proportional to 11,021.67, 16,532.42 and 4,447.76 is: 6,671.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,021.67 : 16,532.42 = 4,447.76 : x
  2. Step 2: Convert to fraction form
    11,021.67/16,532.42 = 4,447.76/x
  3. Step 3: Cross multiply
    11,021.67x = 16,532.42 × 4,447.76
  4. Step 4: Simplify right side
    11,021.67x = 73,532,131.48
  5. Step 5: Solve for x
    x = 73,532,131.48/11,021.67
  6. Step 6: Final answer
    x = 6,671.60

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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.