Home / 4,122.45-6,183.68-1,657.27

Finding the Fourth Proportional to 4,122.45, 6,183.68 and 1,657.27

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Solution

The fourth proportional to 4,122.45, 6,183.68 and 1,657.27 is: 2,485.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,122.45 : 6,183.68 = 1,657.27 : x
  2. Step 2: Convert to fraction form
    4,122.45/6,183.68 = 1,657.27/x
  3. Step 3: Cross multiply
    4,122.45x = 6,183.68 × 1,657.27
  4. Step 4: Simplify right side
    4,122.45x = 10,248,026.80
  5. Step 5: Solve for x
    x = 10,248,026.80/4,122.45
  6. Step 6: Final answer
    x = 2,485.91

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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.