Home / 3,104.52-4,660.20-1,643.28

Finding the Fourth Proportional to 3,104.52, 4,660.20 and 1,643.28

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Solution

The fourth proportional to 3,104.52, 4,660.20 and 1,643.28 is: 2,466.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104.52 : 4,660.20 = 1,643.28 : x
  2. Step 2: Convert to fraction form
    3,104.52/4,660.20 = 1,643.28/x
  3. Step 3: Cross multiply
    3,104.52x = 4,660.20 × 1,643.28
  4. Step 4: Simplify right side
    3,104.52x = 7,658,013.46
  5. Step 5: Solve for x
    x = 7,658,013.46/3,104.52
  6. Step 6: Final answer
    x = 2,466.73

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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.