Home / 3,742.62-5,614.08-1,110.12

Finding the Fourth Proportional to 3,742.62, 5,614.08 and 1,110.12

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Solution

The fourth proportional to 3,742.62, 5,614.08 and 1,110.12 is: 1,665.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,742.62 : 5,614.08 = 1,110.12 : x
  2. Step 2: Convert to fraction form
    3,742.62/5,614.08 = 1,110.12/x
  3. Step 3: Cross multiply
    3,742.62x = 5,614.08 × 1,110.12
  4. Step 4: Simplify right side
    3,742.62x = 6,232,302.49
  5. Step 5: Solve for x
    x = 6,232,302.49/3,742.62
  6. Step 6: Final answer
    x = 1,665.22

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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.