Home / 4,725.45-7,081.14-3,160.08

Finding the Fourth Proportional to 4,725.45, 7,081.14 and 3,160.08

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Solution

The fourth proportional to 4,725.45, 7,081.14 and 3,160.08 is: 4,735.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.45 : 7,081.14 = 3,160.08 : x
  2. Step 2: Convert to fraction form
    4,725.45/7,081.14 = 3,160.08/x
  3. Step 3: Cross multiply
    4,725.45x = 7,081.14 × 3,160.08
  4. Step 4: Simplify right side
    4,725.45x = 22,376,968.89
  5. Step 5: Solve for x
    x = 22,376,968.89/4,725.45
  6. Step 6: Final answer
    x = 4,735.42

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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.