Home / 3,182.24-4,772.44-1,333.30

Finding the Fourth Proportional to 3,182.24, 4,772.44 and 1,333.30

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Solution

The fourth proportional to 3,182.24, 4,772.44 and 1,333.30 is: 1,999.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,182.24 : 4,772.44 = 1,333.30 : x
  2. Step 2: Convert to fraction form
    3,182.24/4,772.44 = 1,333.30/x
  3. Step 3: Cross multiply
    3,182.24x = 4,772.44 × 1,333.30
  4. Step 4: Simplify right side
    3,182.24x = 6,363,094.25
  5. Step 5: Solve for x
    x = 6,363,094.25/3,182.24
  6. Step 6: Final answer
    x = 1,999.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.