Home / 4,297.50-6,446.14-1,375.80

Finding the Fourth Proportional to 4,297.50, 6,446.14 and 1,375.80

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Solution

The fourth proportional to 4,297.50, 6,446.14 and 1,375.80 is: 2,063.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.50 : 6,446.14 = 1,375.80 : x
  2. Step 2: Convert to fraction form
    4,297.50/6,446.14 = 1,375.80/x
  3. Step 3: Cross multiply
    4,297.50x = 6,446.14 × 1,375.80
  4. Step 4: Simplify right side
    4,297.50x = 8,868,599.41
  5. Step 5: Solve for x
    x = 8,868,599.41/4,297.50
  6. Step 6: Final answer
    x = 2,063.66

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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.