Home / 10,811.74-16,216.17-3,021.34

Finding the Fourth Proportional to 10,811.74, 16,216.17 and 3,021.34

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Solution

The fourth proportional to 10,811.74, 16,216.17 and 3,021.34 is: 4,531.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,811.74 : 16,216.17 = 3,021.34 : x
  2. Step 2: Convert to fraction form
    10,811.74/16,216.17 = 3,021.34/x
  3. Step 3: Cross multiply
    10,811.74x = 16,216.17 × 3,021.34
  4. Step 4: Simplify right side
    10,811.74x = 48,994,563.07
  5. Step 5: Solve for x
    x = 48,994,563.07/10,811.74
  6. Step 6: Final answer
    x = 4,531.61

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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.