Home / 11,746.28-17,619.24-2,861.68

Finding the Fourth Proportional to 11,746.28, 17,619.24 and 2,861.68

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Solution

The fourth proportional to 11,746.28, 17,619.24 and 2,861.68 is: 4,292.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,746.28 : 17,619.24 = 2,861.68 : x
  2. Step 2: Convert to fraction form
    11,746.28/17,619.24 = 2,861.68/x
  3. Step 3: Cross multiply
    11,746.28x = 17,619.24 × 2,861.68
  4. Step 4: Simplify right side
    11,746.28x = 50,420,626.72
  5. Step 5: Solve for x
    x = 50,420,626.72/11,746.28
  6. Step 6: Final answer
    x = 4,292.48

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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.