Home / 5,536.52-7,640.20-3,018.56

Finding the Fourth Proportional to 5,536.52, 7,640.20 and 3,018.56

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Solution

The fourth proportional to 5,536.52, 7,640.20 and 3,018.56 is: 4,165.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,536.52 : 7,640.20 = 3,018.56 : x
  2. Step 2: Convert to fraction form
    5,536.52/7,640.20 = 3,018.56/x
  3. Step 3: Cross multiply
    5,536.52x = 7,640.20 × 3,018.56
  4. Step 4: Simplify right side
    5,536.52x = 23,062,402.11
  5. Step 5: Solve for x
    x = 23,062,402.11/5,536.52
  6. Step 6: Final answer
    x = 4,165.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.