Home / 3,321.16-4,583.46-1,995.40

Finding the Fourth Proportional to 3,321.16, 4,583.46 and 1,995.40

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Solution

The fourth proportional to 3,321.16, 4,583.46 and 1,995.40 is: 2,753.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.16 : 4,583.46 = 1,995.40 : x
  2. Step 2: Convert to fraction form
    3,321.16/4,583.46 = 1,995.40/x
  3. Step 3: Cross multiply
    3,321.16x = 4,583.46 × 1,995.40
  4. Step 4: Simplify right side
    3,321.16x = 9,145,836.08
  5. Step 5: Solve for x
    x = 9,145,836.08/3,321.16
  6. Step 6: Final answer
    x = 2,753.81

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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.