Home / 4,183.68-6,275.82-1,262.21

Finding the Fourth Proportional to 4,183.68, 6,275.82 and 1,262.21

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Solution

The fourth proportional to 4,183.68, 6,275.82 and 1,262.21 is: 1,893.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,183.68 : 6,275.82 = 1,262.21 : x
  2. Step 2: Convert to fraction form
    4,183.68/6,275.82 = 1,262.21/x
  3. Step 3: Cross multiply
    4,183.68x = 6,275.82 × 1,262.21
  4. Step 4: Simplify right side
    4,183.68x = 7,921,371.38
  5. Step 5: Solve for x
    x = 7,921,371.38/4,183.68
  6. Step 6: Final answer
    x = 1,893.40

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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.