Home / 4,427.92-6,642.79-3,702.56

Finding the Fourth Proportional to 4,427.92, 6,642.79 and 3,702.56

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Solution

The fourth proportional to 4,427.92, 6,642.79 and 3,702.56 is: 5,554.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,427.92 : 6,642.79 = 3,702.56 : x
  2. Step 2: Convert to fraction form
    4,427.92/6,642.79 = 3,702.56/x
  3. Step 3: Cross multiply
    4,427.92x = 6,642.79 × 3,702.56
  4. Step 4: Simplify right side
    4,427.92x = 24,595,354.41
  5. Step 5: Solve for x
    x = 24,595,354.41/4,427.92
  6. Step 6: Final answer
    x = 5,554.61

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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.