Home / 11,101.23-16,658.41-4,086.17

Finding the Fourth Proportional to 11,101.23, 16,658.41 and 4,086.17

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Solution

The fourth proportional to 11,101.23, 16,658.41 and 4,086.17 is: 6,131.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,101.23 : 16,658.41 = 4,086.17 : x
  2. Step 2: Convert to fraction form
    11,101.23/16,658.41 = 4,086.17/x
  3. Step 3: Cross multiply
    11,101.23x = 16,658.41 × 4,086.17
  4. Step 4: Simplify right side
    11,101.23x = 68,069,105.41
  5. Step 5: Solve for x
    x = 68,069,105.41/11,101.23
  6. Step 6: Final answer
    x = 6,131.67

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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.