Home / 3,744.14-5,618.64-1,435.64

Finding the Fourth Proportional to 3,744.14, 5,618.64 and 1,435.64

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Solution

The fourth proportional to 3,744.14, 5,618.64 and 1,435.64 is: 2,154.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,744.14 : 5,618.64 = 1,435.64 : x
  2. Step 2: Convert to fraction form
    3,744.14/5,618.64 = 1,435.64/x
  3. Step 3: Cross multiply
    3,744.14x = 5,618.64 × 1,435.64
  4. Step 4: Simplify right side
    3,744.14x = 8,066,344.33
  5. Step 5: Solve for x
    x = 8,066,344.33/3,744.14
  6. Step 6: Final answer
    x = 2,154.39

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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.