Home / 3,927.24-5,880.24-3,143.52

Finding the Fourth Proportional to 3,927.24, 5,880.24 and 3,143.52

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Solution

The fourth proportional to 3,927.24, 5,880.24 and 3,143.52 is: 4,706.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927.24 : 5,880.24 = 3,143.52 : x
  2. Step 2: Convert to fraction form
    3,927.24/5,880.24 = 3,143.52/x
  3. Step 3: Cross multiply
    3,927.24x = 5,880.24 × 3,143.52
  4. Step 4: Simplify right side
    3,927.24x = 18,484,652.04
  5. Step 5: Solve for x
    x = 18,484,652.04/3,927.24
  6. Step 6: Final answer
    x = 4,706.78

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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.