Home / 3,736.54-5,604.84-1,428.04

Finding the Fourth Proportional to 3,736.54, 5,604.84 and 1,428.04

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Solution

The fourth proportional to 3,736.54, 5,604.84 and 1,428.04 is: 2,142.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,736.54 : 5,604.84 = 1,428.04 : x
  2. Step 2: Convert to fraction form
    3,736.54/5,604.84 = 1,428.04/x
  3. Step 3: Cross multiply
    3,736.54x = 5,604.84 × 1,428.04
  4. Step 4: Simplify right side
    3,736.54x = 8,003,935.71
  5. Step 5: Solve for x
    x = 8,003,935.71/3,736.54
  6. Step 6: Final answer
    x = 2,142.07

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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.