Home / 4,832.20-7,183.12-4,690.31

Finding the Fourth Proportional to 4,832.20, 7,183.12 and 4,690.31

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Solution

The fourth proportional to 4,832.20, 7,183.12 and 4,690.31 is: 6,972.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,832.20 : 7,183.12 = 4,690.31 : x
  2. Step 2: Convert to fraction form
    4,832.20/7,183.12 = 4,690.31/x
  3. Step 3: Cross multiply
    4,832.20x = 7,183.12 × 4,690.31
  4. Step 4: Simplify right side
    4,832.20x = 33,691,059.57
  5. Step 5: Solve for x
    x = 33,691,059.57/4,832.20
  6. Step 6: Final answer
    x = 6,972.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.