Home / 5,782.97-8,668.75-2,270.78

Finding the Fourth Proportional to 5,782.97, 8,668.75 and 2,270.78

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Solution

The fourth proportional to 5,782.97, 8,668.75 and 2,270.78 is: 3,403.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,782.97 : 8,668.75 = 2,270.78 : x
  2. Step 2: Convert to fraction form
    5,782.97/8,668.75 = 2,270.78/x
  3. Step 3: Cross multiply
    5,782.97x = 8,668.75 × 2,270.78
  4. Step 4: Simplify right side
    5,782.97x = 19,684,824.13
  5. Step 5: Solve for x
    x = 19,684,824.13/5,782.97
  6. Step 6: Final answer
    x = 3,403.93

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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.