Home / 3,864.87-5,797.77-1,267.83

Finding the Fourth Proportional to 3,864.87, 5,797.77 and 1,267.83

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Solution

The fourth proportional to 3,864.87, 5,797.77 and 1,267.83 is: 1,901.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.87 : 5,797.77 = 1,267.83 : x
  2. Step 2: Convert to fraction form
    3,864.87/5,797.77 = 1,267.83/x
  3. Step 3: Cross multiply
    3,864.87x = 5,797.77 × 1,267.83
  4. Step 4: Simplify right side
    3,864.87x = 7,350,586.74
  5. Step 5: Solve for x
    x = 7,350,586.74/3,864.87
  6. Step 6: Final answer
    x = 1,901.90

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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.