Home / 3,425.23-5,137.98-1,116.73

Finding the Fourth Proportional to 3,425.23, 5,137.98 and 1,116.73

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Solution

The fourth proportional to 3,425.23, 5,137.98 and 1,116.73 is: 1,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.23 : 5,137.98 = 1,116.73 : x
  2. Step 2: Convert to fraction form
    3,425.23/5,137.98 = 1,116.73/x
  3. Step 3: Cross multiply
    3,425.23x = 5,137.98 × 1,116.73
  4. Step 4: Simplify right side
    3,425.23x = 5,737,736.41
  5. Step 5: Solve for x
    x = 5,737,736.41/3,425.23
  6. Step 6: Final answer
    x = 1,675.14

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1.5x scale

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.