Home / 2,403.24-3,606.06-2,221.80

Finding the Fourth Proportional to 2,403.24, 3,606.06 and 2,221.80

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Solution

The fourth proportional to 2,403.24, 3,606.06 and 2,221.80 is: 3,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,403.24 : 3,606.06 = 2,221.80 : x
  2. Step 2: Convert to fraction form
    2,403.24/3,606.06 = 2,221.80/x
  3. Step 3: Cross multiply
    2,403.24x = 3,606.06 × 2,221.80
  4. Step 4: Simplify right side
    2,403.24x = 8,011,944.11
  5. Step 5: Solve for x
    x = 8,011,944.11/2,403.24
  6. Step 6: Final answer
    x = 3,333.81

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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.