Home / 2,183.99-3,276.64-1,260.22

Finding the Fourth Proportional to 2,183.99, 3,276.64 and 1,260.22

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Solution

The fourth proportional to 2,183.99, 3,276.64 and 1,260.22 is: 1,890.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183.99 : 3,276.64 = 1,260.22 : x
  2. Step 2: Convert to fraction form
    2,183.99/3,276.64 = 1,260.22/x
  3. Step 3: Cross multiply
    2,183.99x = 3,276.64 × 1,260.22
  4. Step 4: Simplify right side
    2,183.99x = 4,129,275.92
  5. Step 5: Solve for x
    x = 4,129,275.92/2,183.99
  6. Step 6: Final answer
    x = 1,890.70

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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.