Home / 7,743.09-11,615.70-3,584.25

Finding the Fourth Proportional to 7,743.09, 11,615.70 and 3,584.25

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Solution

The fourth proportional to 7,743.09, 11,615.70 and 3,584.25 is: 5,376.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743.09 : 11,615.70 = 3,584.25 : x
  2. Step 2: Convert to fraction form
    7,743.09/11,615.70 = 3,584.25/x
  3. Step 3: Cross multiply
    7,743.09x = 11,615.70 × 3,584.25
  4. Step 4: Simplify right side
    7,743.09x = 41,633,586.17
  5. Step 5: Solve for x
    x = 41,633,586.17/7,743.09
  6. Step 6: Final answer
    x = 5,376.87

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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.