Home / 7,468.47-11,209.62-3,773.28

Finding the Fourth Proportional to 7,468.47, 11,209.62 and 3,773.28

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Solution

The fourth proportional to 7,468.47, 11,209.62 and 3,773.28 is: 5,663.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,468.47 : 11,209.62 = 3,773.28 : x
  2. Step 2: Convert to fraction form
    7,468.47/11,209.62 = 3,773.28/x
  3. Step 3: Cross multiply
    7,468.47x = 11,209.62 × 3,773.28
  4. Step 4: Simplify right side
    7,468.47x = 42,297,091.14
  5. Step 5: Solve for x
    x = 42,297,091.14/7,468.47
  6. Step 6: Final answer
    x = 5,663.42

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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.