Home / 3,016.50-4,162.83-1,690.14

Finding the Fourth Proportional to 3,016.50, 4,162.83 and 1,690.14

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Solution

The fourth proportional to 3,016.50, 4,162.83 and 1,690.14 is: 2,332.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,016.50 : 4,162.83 = 1,690.14 : x
  2. Step 2: Convert to fraction form
    3,016.50/4,162.83 = 1,690.14/x
  3. Step 3: Cross multiply
    3,016.50x = 4,162.83 × 1,690.14
  4. Step 4: Simplify right side
    3,016.50x = 7,035,765.50
  5. Step 5: Solve for x
    x = 7,035,765.50/3,016.50
  6. Step 6: Final answer
    x = 2,332.43

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