Home / 3,222.32-4,446.81-1,825.07

Finding the Fourth Proportional to 3,222.32, 4,446.81 and 1,825.07

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Solution

The fourth proportional to 3,222.32, 4,446.81 and 1,825.07 is: 2,518.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,222.32 : 4,446.81 = 1,825.07 : x
  2. Step 2: Convert to fraction form
    3,222.32/4,446.81 = 1,825.07/x
  3. Step 3: Cross multiply
    3,222.32x = 4,446.81 × 1,825.07
  4. Step 4: Simplify right side
    3,222.32x = 8,115,739.53
  5. Step 5: Solve for x
    x = 8,115,739.53/3,222.32
  6. Step 6: Final answer
    x = 2,518.60

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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.