Home / 5,195.44-7,797.10-3,812.28

Finding the Fourth Proportional to 5,195.44, 7,797.10 and 3,812.28

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Solution

The fourth proportional to 5,195.44, 7,797.10 and 3,812.28 is: 5,721.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,195.44 : 7,797.10 = 3,812.28 : x
  2. Step 2: Convert to fraction form
    5,195.44/7,797.10 = 3,812.28/x
  3. Step 3: Cross multiply
    5,195.44x = 7,797.10 × 3,812.28
  4. Step 4: Simplify right side
    5,195.44x = 29,724,728.39
  5. Step 5: Solve for x
    x = 29,724,728.39/5,195.44
  6. Step 6: Final answer
    x = 5,721.31

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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.