Home / 4,238.60-6,358.16-1,773.70

Finding the Fourth Proportional to 4,238.60, 6,358.16 and 1,773.70

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Solution

The fourth proportional to 4,238.60, 6,358.16 and 1,773.70 is: 2,660.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.60 : 6,358.16 = 1,773.70 : x
  2. Step 2: Convert to fraction form
    4,238.60/6,358.16 = 1,773.70/x
  3. Step 3: Cross multiply
    4,238.60x = 6,358.16 × 1,773.70
  4. Step 4: Simplify right side
    4,238.60x = 11,277,456.93
  5. Step 5: Solve for x
    x = 11,277,456.93/4,238.60
  6. Step 6: Final answer
    x = 2,660.66

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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.