Home / 11,646.28-17,469.18-2,881.24

Finding the Fourth Proportional to 11,646.28, 17,469.18 and 2,881.24

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Solution

The fourth proportional to 11,646.28, 17,469.18 and 2,881.24 is: 4,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,646.28 : 17,469.18 = 2,881.24 : x
  2. Step 2: Convert to fraction form
    11,646.28/17,469.18 = 2,881.24/x
  3. Step 3: Cross multiply
    11,646.28x = 17,469.18 × 2,881.24
  4. Step 4: Simplify right side
    11,646.28x = 50,332,900.18
  5. Step 5: Solve for x
    x = 50,332,900.18/11,646.28
  6. Step 6: Final answer
    x = 4,321.80

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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.