Home / 2,873.06-3,964.83-1,631.06

Finding the Fourth Proportional to 2,873.06, 3,964.83 and 1,631.06

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Solution

The fourth proportional to 2,873.06, 3,964.83 and 1,631.06 is: 2,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873.06 : 3,964.83 = 1,631.06 : x
  2. Step 2: Convert to fraction form
    2,873.06/3,964.83 = 1,631.06/x
  3. Step 3: Cross multiply
    2,873.06x = 3,964.83 × 1,631.06
  4. Step 4: Simplify right side
    2,873.06x = 6,466,885.53
  5. Step 5: Solve for x
    x = 6,466,885.53/2,873.06
  6. Step 6: Final answer
    x = 2,250.87

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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.