Home / 4,297.89-6,446.12-1,375.82

Finding the Fourth Proportional to 4,297.89, 6,446.12 and 1,375.82

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Solution

The fourth proportional to 4,297.89, 6,446.12 and 1,375.82 is: 2,063.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.89 : 6,446.12 = 1,375.82 : x
  2. Step 2: Convert to fraction form
    4,297.89/6,446.12 = 1,375.82/x
  3. Step 3: Cross multiply
    4,297.89x = 6,446.12 × 1,375.82
  4. Step 4: Simplify right side
    4,297.89x = 8,868,668.59
  5. Step 5: Solve for x
    x = 8,868,668.59/4,297.89
  6. Step 6: Final answer
    x = 2,063.49

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1.5x scale

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.