Home / 11,759.28-17,638.68-4,829.04

Finding the Fourth Proportional to 11,759.28, 17,638.68 and 4,829.04

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Solution

The fourth proportional to 11,759.28, 17,638.68 and 4,829.04 is: 7,243.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.28 : 17,638.68 = 4,829.04 : x
  2. Step 2: Convert to fraction form
    11,759.28/17,638.68 = 4,829.04/x
  3. Step 3: Cross multiply
    11,759.28x = 17,638.68 × 4,829.04
  4. Step 4: Simplify right side
    11,759.28x = 85,177,891.27
  5. Step 5: Solve for x
    x = 85,177,891.27/11,759.28
  6. Step 6: Final answer
    x = 7,243.46

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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.