Home / 3,116.40-4,306.33-2,964.54

Finding the Fourth Proportional to 3,116.40, 4,306.33 and 2,964.54

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Solution

The fourth proportional to 3,116.40, 4,306.33 and 2,964.54 is: 4,096.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,116.40 : 4,306.33 = 2,964.54 : x
  2. Step 2: Convert to fraction form
    3,116.40/4,306.33 = 2,964.54/x
  3. Step 3: Cross multiply
    3,116.40x = 4,306.33 × 2,964.54
  4. Step 4: Simplify right side
    3,116.40x = 12,766,258.60
  5. Step 5: Solve for x
    x = 12,766,258.60/3,116.40
  6. Step 6: Final answer
    x = 4,096.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.