Home / 3,019.22-4,529.51-1,375.32

Finding the Fourth Proportional to 3,019.22, 4,529.51 and 1,375.32

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Solution

The fourth proportional to 3,019.22, 4,529.51 and 1,375.32 is: 2,063.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.22 : 4,529.51 = 1,375.32 : x
  2. Step 2: Convert to fraction form
    3,019.22/4,529.51 = 1,375.32/x
  3. Step 3: Cross multiply
    3,019.22x = 4,529.51 × 1,375.32
  4. Step 4: Simplify right side
    3,019.22x = 6,229,518.82
  5. Step 5: Solve for x
    x = 6,229,518.82/3,019.22
  6. Step 6: Final answer
    x = 2,063.29

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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.