Home / 3,927.61-5,890.80-3,710.73

Finding the Fourth Proportional to 3,927.61, 5,890.80 and 3,710.73

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Solution

The fourth proportional to 3,927.61, 5,890.80 and 3,710.73 is: 5,565.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.61 : 5,890.80 = 3,710.73 : x
  2. Step 2: Convert to fraction form
    3,927.61/5,890.80 = 3,710.73/x
  3. Step 3: Cross multiply
    3,927.61x = 5,890.80 × 3,710.73
  4. Step 4: Simplify right side
    3,927.61x = 21,859,168.28
  5. Step 5: Solve for x
    x = 21,859,168.28/3,927.61
  6. Step 6: Final answer
    x = 5,565.51

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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.