Home / 4,183.92-6,275.70-1,718.88

Finding the Fourth Proportional to 4,183.92, 6,275.70 and 1,718.88

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Solution

The fourth proportional to 4,183.92, 6,275.70 and 1,718.88 is: 2,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.92 : 6,275.70 = 1,718.88 : x
  2. Step 2: Convert to fraction form
    4,183.92/6,275.70 = 1,718.88/x
  3. Step 3: Cross multiply
    4,183.92x = 6,275.70 × 1,718.88
  4. Step 4: Simplify right side
    4,183.92x = 10,787,175.22
  5. Step 5: Solve for x
    x = 10,787,175.22/4,183.92
  6. Step 6: Final answer
    x = 2,578.25

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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.