Home / 3,307.38-4,961.72-1,116.73

Finding the Fourth Proportional to 3,307.38, 4,961.72 and 1,116.73

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Solution

The fourth proportional to 3,307.38, 4,961.72 and 1,116.73 is: 1,675.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,307.38 : 4,961.72 = 1,116.73 : x
  2. Step 2: Convert to fraction form
    3,307.38/4,961.72 = 1,116.73/x
  3. Step 3: Cross multiply
    3,307.38x = 4,961.72 × 1,116.73
  4. Step 4: Simplify right side
    3,307.38x = 5,540,901.58
  5. Step 5: Solve for x
    x = 5,540,901.58/3,307.38
  6. Step 6: Final answer
    x = 1,675.31

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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.