Home / 2,217.30-3,059.82-1,333.32

Finding the Fourth Proportional to 2,217.30, 3,059.82 and 1,333.32

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Solution

The fourth proportional to 2,217.30, 3,059.82 and 1,333.32 is: 1,839.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217.30 : 3,059.82 = 1,333.32 : x
  2. Step 2: Convert to fraction form
    2,217.30/3,059.82 = 1,333.32/x
  3. Step 3: Cross multiply
    2,217.30x = 3,059.82 × 1,333.32
  4. Step 4: Simplify right side
    2,217.30x = 4,079,719.20
  5. Step 5: Solve for x
    x = 4,079,719.20/2,217.30
  6. Step 6: Final answer
    x = 1,839.95

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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.