Home / 4,297.43-6,446.37-1,375.05

Finding the Fourth Proportional to 4,297.43, 6,446.37 and 1,375.05

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Solution

The fourth proportional to 4,297.43, 6,446.37 and 1,375.05 is: 2,062.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,297.43 : 6,446.37 = 1,375.05 : x
  2. Step 2: Convert to fraction form
    4,297.43/6,446.37 = 1,375.05/x
  3. Step 3: Cross multiply
    4,297.43x = 6,446.37 × 1,375.05
  4. Step 4: Simplify right side
    4,297.43x = 8,864,081.07
  5. Step 5: Solve for x
    x = 8,864,081.07/4,297.43
  6. Step 6: Final answer
    x = 2,062.65

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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.