Home / 3,018.92-4,529.88-1,375.11

Finding the Fourth Proportional to 3,018.92, 4,529.88 and 1,375.11

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Solution

The fourth proportional to 3,018.92, 4,529.88 and 1,375.11 is: 2,063.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018.92 : 4,529.88 = 1,375.11 : x
  2. Step 2: Convert to fraction form
    3,018.92/4,529.88 = 1,375.11/x
  3. Step 3: Cross multiply
    3,018.92x = 4,529.88 × 1,375.11
  4. Step 4: Simplify right side
    3,018.92x = 6,229,083.29
  5. Step 5: Solve for x
    x = 6,229,083.29/3,018.92
  6. Step 6: Final answer
    x = 2,063.35

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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.