Home / 4,845.42-7,271.78-3,201.39

Finding the Fourth Proportional to 4,845.42, 7,271.78 and 3,201.39

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Solution

The fourth proportional to 4,845.42, 7,271.78 and 3,201.39 is: 4,804.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,845.42 : 7,271.78 = 3,201.39 : x
  2. Step 2: Convert to fraction form
    4,845.42/7,271.78 = 3,201.39/x
  3. Step 3: Cross multiply
    4,845.42x = 7,271.78 × 3,201.39
  4. Step 4: Simplify right side
    4,845.42x = 23,279,787.77
  5. Step 5: Solve for x
    x = 23,279,787.77/4,845.42
  6. Step 6: Final answer
    x = 4,804.49

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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.