Home / 3,224.99-4,450.86-1,809.07

Finding the Fourth Proportional to 3,224.99, 4,450.86 and 1,809.07

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Solution

The fourth proportional to 3,224.99, 4,450.86 and 1,809.07 is: 2,496.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.99 : 4,450.86 = 1,809.07 : x
  2. Step 2: Convert to fraction form
    3,224.99/4,450.86 = 1,809.07/x
  3. Step 3: Cross multiply
    3,224.99x = 4,450.86 × 1,809.07
  4. Step 4: Simplify right side
    3,224.99x = 8,051,895.05
  5. Step 5: Solve for x
    x = 8,051,895.05/3,224.99
  6. Step 6: Final answer
    x = 2,496.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.