Home / 4,183.08-6,279.74-1,964.04

Finding the Fourth Proportional to 4,183.08, 6,279.74 and 1,964.04

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Solution

The fourth proportional to 4,183.08, 6,279.74 and 1,964.04 is: 2,948.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.08 : 6,279.74 = 1,964.04 : x
  2. Step 2: Convert to fraction form
    4,183.08/6,279.74 = 1,964.04/x
  3. Step 3: Cross multiply
    4,183.08x = 6,279.74 × 1,964.04
  4. Step 4: Simplify right side
    4,183.08x = 12,333,660.55
  5. Step 5: Solve for x
    x = 12,333,660.55/4,183.08
  6. Step 6: Final answer
    x = 2,948.46

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1.5x scale

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.