Home / 3,418.17-5,127.30-952.95

Finding the Fourth Proportional to 3,418.17, 5,127.30 and 952.95

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Solution

The fourth proportional to 3,418.17, 5,127.30 and 952.95 is: 1,429.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.17 : 5,127.30 = 952.95 : x
  2. Step 2: Convert to fraction form
    3,418.17/5,127.30 = 952.95/x
  3. Step 3: Cross multiply
    3,418.17x = 5,127.30 × 952.95
  4. Step 4: Simplify right side
    3,418.17x = 4,886,060.54
  5. Step 5: Solve for x
    x = 4,886,060.54/3,418.17
  6. Step 6: Final answer
    x = 1,429.44

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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.