Home / 5,228.92-7,844.74-1,942.96

Finding the Fourth Proportional to 5,228.92, 7,844.74 and 1,942.96

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Solution

The fourth proportional to 5,228.92, 7,844.74 and 1,942.96 is: 2,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,228.92 : 7,844.74 = 1,942.96 : x
  2. Step 2: Convert to fraction form
    5,228.92/7,844.74 = 1,942.96/x
  3. Step 3: Cross multiply
    5,228.92x = 7,844.74 × 1,942.96
  4. Step 4: Simplify right side
    5,228.92x = 15,242,016.03
  5. Step 5: Solve for x
    x = 15,242,016.03/5,228.92
  6. Step 6: Final answer
    x = 2,914.95

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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.