Home / 4,197.43-6,297.51-1,425.87

Finding the Fourth Proportional to 4,197.43, 6,297.51 and 1,425.87

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Solution

The fourth proportional to 4,197.43, 6,297.51 and 1,425.87 is: 2,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,197.43 : 6,297.51 = 1,425.87 : x
  2. Step 2: Convert to fraction form
    4,197.43/6,297.51 = 1,425.87/x
  3. Step 3: Cross multiply
    4,197.43x = 6,297.51 × 1,425.87
  4. Step 4: Simplify right side
    4,197.43x = 8,979,435.93
  5. Step 5: Solve for x
    x = 8,979,435.93/4,197.43
  6. Step 6: Final answer
    x = 2,139.27

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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.