Home / 3,322.28-4,584.62-1,904.99

Finding the Fourth Proportional to 3,322.28, 4,584.62 and 1,904.99

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Solution

The fourth proportional to 3,322.28, 4,584.62 and 1,904.99 is: 2,628.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.28 : 4,584.62 = 1,904.99 : x
  2. Step 2: Convert to fraction form
    3,322.28/4,584.62 = 1,904.99/x
  3. Step 3: Cross multiply
    3,322.28x = 4,584.62 × 1,904.99
  4. Step 4: Simplify right side
    3,322.28x = 8,733,622.81
  5. Step 5: Solve for x
    x = 8,733,622.81/3,322.28
  6. Step 6: Final answer
    x = 2,628.81

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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.