Home / 7,369.19-11,057.03-3,905.63

Finding the Fourth Proportional to 7,369.19, 11,057.03 and 3,905.63

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Solution

The fourth proportional to 7,369.19, 11,057.03 and 3,905.63 is: 5,860.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,369.19 : 11,057.03 = 3,905.63 : x
  2. Step 2: Convert to fraction form
    7,369.19/11,057.03 = 3,905.63/x
  3. Step 3: Cross multiply
    7,369.19x = 11,057.03 × 3,905.63
  4. Step 4: Simplify right side
    7,369.19x = 43,184,593.27
  5. Step 5: Solve for x
    x = 43,184,593.27/7,369.19
  6. Step 6: Final answer
    x = 5,860.16

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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.