Home / 3,531.78-4,872.51-2,204.94

Finding the Fourth Proportional to 3,531.78, 4,872.51 and 2,204.94

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Solution

The fourth proportional to 3,531.78, 4,872.51 and 2,204.94 is: 3,041.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.78 : 4,872.51 = 2,204.94 : x
  2. Step 2: Convert to fraction form
    3,531.78/4,872.51 = 2,204.94/x
  3. Step 3: Cross multiply
    3,531.78x = 4,872.51 × 2,204.94
  4. Step 4: Simplify right side
    3,531.78x = 10,743,592.20
  5. Step 5: Solve for x
    x = 10,743,592.20/3,531.78
  6. Step 6: Final answer
    x = 3,041.98

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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.