Home / 2,527.37-3,791.60-1,911.32

Finding the Fourth Proportional to 2,527.37, 3,791.60 and 1,911.32

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Solution

The fourth proportional to 2,527.37, 3,791.60 and 1,911.32 is: 2,867.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,527.37 : 3,791.60 = 1,911.32 : x
  2. Step 2: Convert to fraction form
    2,527.37/3,791.60 = 1,911.32/x
  3. Step 3: Cross multiply
    2,527.37x = 3,791.60 × 1,911.32
  4. Step 4: Simplify right side
    2,527.37x = 7,246,951.36
  5. Step 5: Solve for x
    x = 7,246,951.36/2,527.37
  6. Step 6: Final answer
    x = 2,867.39

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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.