Home / 11,475.26-17,190.95-7,759.25

Finding the Fourth Proportional to 11,475.26, 17,190.95 and 7,759.25

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Solution

The fourth proportional to 11,475.26, 17,190.95 and 7,759.25 is: 11,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,475.26 : 17,190.95 = 7,759.25 : x
  2. Step 2: Convert to fraction form
    11,475.26/17,190.95 = 7,759.25/x
  3. Step 3: Cross multiply
    11,475.26x = 17,190.95 × 7,759.25
  4. Step 4: Simplify right side
    11,475.26x = 133,388,878.79
  5. Step 5: Solve for x
    x = 133,388,878.79/11,475.26
  6. Step 6: Final answer
    x = 11,624.04

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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.