Home / 4,258.62-6,389.74-1,793.98

Finding the Fourth Proportional to 4,258.62, 6,389.74 and 1,793.98

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Solution

The fourth proportional to 4,258.62, 6,389.74 and 1,793.98 is: 2,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.62 : 6,389.74 = 1,793.98 : x
  2. Step 2: Convert to fraction form
    4,258.62/6,389.74 = 1,793.98/x
  3. Step 3: Cross multiply
    4,258.62x = 6,389.74 × 1,793.98
  4. Step 4: Simplify right side
    4,258.62x = 11,463,065.77
  5. Step 5: Solve for x
    x = 11,463,065.77/4,258.62
  6. Step 6: Final answer
    x = 2,691.73

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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.