Home / 2,222.44-3,334.74-1,490.57

Finding the Fourth Proportional to 2,222.44, 3,334.74 and 1,490.57

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Solution

The fourth proportional to 2,222.44, 3,334.74 and 1,490.57 is: 2,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.44 : 3,334.74 = 1,490.57 : x
  2. Step 2: Convert to fraction form
    2,222.44/3,334.74 = 1,490.57/x
  3. Step 3: Cross multiply
    2,222.44x = 3,334.74 × 1,490.57
  4. Step 4: Simplify right side
    2,222.44x = 4,970,653.64
  5. Step 5: Solve for x
    x = 4,970,653.64/2,222.44
  6. Step 6: Final answer
    x = 2,236.58

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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.