Home / 2,216.99-3,322.35-1,230.24

Finding the Fourth Proportional to 2,216.99, 3,322.35 and 1,230.24

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Solution

The fourth proportional to 2,216.99, 3,322.35 and 1,230.24 is: 1,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,216.99 : 3,322.35 = 1,230.24 : x
  2. Step 2: Convert to fraction form
    2,216.99/3,322.35 = 1,230.24/x
  3. Step 3: Cross multiply
    2,216.99x = 3,322.35 × 1,230.24
  4. Step 4: Simplify right side
    2,216.99x = 4,087,287.86
  5. Step 5: Solve for x
    x = 4,087,287.86/2,216.99
  6. Step 6: Final answer
    x = 1,843.62

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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.