Home / 4,725.96-6,520.71-3,972.60

Finding the Fourth Proportional to 4,725.96, 6,520.71 and 3,972.60

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Solution

The fourth proportional to 4,725.96, 6,520.71 and 3,972.60 is: 5,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.96 : 6,520.71 = 3,972.60 : x
  2. Step 2: Convert to fraction form
    4,725.96/6,520.71 = 3,972.60/x
  3. Step 3: Cross multiply
    4,725.96x = 6,520.71 × 3,972.60
  4. Step 4: Simplify right side
    4,725.96x = 25,904,152.68
  5. Step 5: Solve for x
    x = 25,904,152.68/4,725.96
  6. Step 6: Final answer
    x = 5,481.25

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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.