Home / 3,087.44-4,258.52-2,247.28

Finding the Fourth Proportional to 3,087.44, 4,258.52 and 2,247.28

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Solution

The fourth proportional to 3,087.44, 4,258.52 and 2,247.28 is: 3,099.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,087.44 : 4,258.52 = 2,247.28 : x
  2. Step 2: Convert to fraction form
    3,087.44/4,258.52 = 2,247.28/x
  3. Step 3: Cross multiply
    3,087.44x = 4,258.52 × 2,247.28
  4. Step 4: Simplify right side
    3,087.44x = 9,570,086.83
  5. Step 5: Solve for x
    x = 9,570,086.83/3,087.44
  6. Step 6: Final answer
    x = 3,099.68

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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.