Home / 7,894.24-11,839.32-2,346.28

Finding the Fourth Proportional to 7,894.24, 11,839.32 and 2,346.28

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Solution

The fourth proportional to 7,894.24, 11,839.32 and 2,346.28 is: 3,518.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,894.24 : 11,839.32 = 2,346.28 : x
  2. Step 2: Convert to fraction form
    7,894.24/11,839.32 = 2,346.28/x
  3. Step 3: Cross multiply
    7,894.24x = 11,839.32 × 2,346.28
  4. Step 4: Simplify right side
    7,894.24x = 27,778,359.73
  5. Step 5: Solve for x
    x = 27,778,359.73/7,894.24
  6. Step 6: Final answer
    x = 3,518.81

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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.