Home / 3,795.66-5,240.61-2,379.92

Finding the Fourth Proportional to 3,795.66, 5,240.61 and 2,379.92

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Solution

The fourth proportional to 3,795.66, 5,240.61 and 2,379.92 is: 3,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,795.66 : 5,240.61 = 2,379.92 : x
  2. Step 2: Convert to fraction form
    3,795.66/5,240.61 = 2,379.92/x
  3. Step 3: Cross multiply
    3,795.66x = 5,240.61 × 2,379.92
  4. Step 4: Simplify right side
    3,795.66x = 12,472,206.35
  5. Step 5: Solve for x
    x = 12,472,206.35/3,795.66
  6. Step 6: Final answer
    x = 3,285.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.