Home / 7,366.78-11,043.87-3,203.59

Finding the Fourth Proportional to 7,366.78, 11,043.87 and 3,203.59

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Solution

The fourth proportional to 7,366.78, 11,043.87 and 3,203.59 is: 4,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,366.78 : 11,043.87 = 3,203.59 : x
  2. Step 2: Convert to fraction form
    7,366.78/11,043.87 = 3,203.59/x
  3. Step 3: Cross multiply
    7,366.78x = 11,043.87 × 3,203.59
  4. Step 4: Simplify right side
    7,366.78x = 35,380,031.49
  5. Step 5: Solve for x
    x = 35,380,031.49/7,366.78
  6. Step 6: Final answer
    x = 4,802.65

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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.