Home / 5,206.62-7,185.36-2,968.38

Finding the Fourth Proportional to 5,206.62, 7,185.36 and 2,968.38

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Solution

The fourth proportional to 5,206.62, 7,185.36 and 2,968.38 is: 4,096.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.62 : 7,185.36 = 2,968.38 : x
  2. Step 2: Convert to fraction form
    5,206.62/7,185.36 = 2,968.38/x
  3. Step 3: Cross multiply
    5,206.62x = 7,185.36 × 2,968.38
  4. Step 4: Simplify right side
    5,206.62x = 21,328,878.92
  5. Step 5: Solve for x
    x = 21,328,878.92/5,206.62
  6. Step 6: Final answer
    x = 4,096.49

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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.