Home / 11,372.20-17,066.12-3,976.67

Finding the Fourth Proportional to 11,372.20, 17,066.12 and 3,976.67

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Solution

The fourth proportional to 11,372.20, 17,066.12 and 3,976.67 is: 5,967.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.20 : 17,066.12 = 3,976.67 : x
  2. Step 2: Convert to fraction form
    11,372.20/17,066.12 = 3,976.67/x
  3. Step 3: Cross multiply
    11,372.20x = 17,066.12 × 3,976.67
  4. Step 4: Simplify right side
    11,372.20x = 67,866,350.20
  5. Step 5: Solve for x
    x = 67,866,350.20/11,372.20
  6. Step 6: Final answer
    x = 5,967.74

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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.