Home / 5,100.36-7,039.62-3,237

Finding the Fourth Proportional to 5,100.36, 7,039.62 and 3,237

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Solution

The fourth proportional to 5,100.36, 7,039.62 and 3,237 is: 4,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,100.36 : 7,039.62 = 3,237 : x
  2. Step 2: Convert to fraction form
    5,100.36/7,039.62 = 3,237/x
  3. Step 3: Cross multiply
    5,100.36x = 7,039.62 × 3,237
  4. Step 4: Simplify right side
    5,100.36x = 22,787,249.94
  5. Step 5: Solve for x
    x = 22,787,249.94/5,100.36
  6. Step 6: Final answer
    x = 4,467.77

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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.