Home / 7,500.07-11,255.73-2,824.69

Finding the Fourth Proportional to 7,500.07, 11,255.73 and 2,824.69

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Solution

The fourth proportional to 7,500.07, 11,255.73 and 2,824.69 is: 4,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,500.07 : 11,255.73 = 2,824.69 : x
  2. Step 2: Convert to fraction form
    7,500.07/11,255.73 = 2,824.69/x
  3. Step 3: Cross multiply
    7,500.07x = 11,255.73 × 2,824.69
  4. Step 4: Simplify right side
    7,500.07x = 31,793,947.97
  5. Step 5: Solve for x
    x = 31,793,947.97/7,500.07
  6. Step 6: Final answer
    x = 4,239.15

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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.