Home / 3,096.20-4,647.24-1,928.42

Finding the Fourth Proportional to 3,096.20, 4,647.24 and 1,928.42

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Solution

The fourth proportional to 3,096.20, 4,647.24 and 1,928.42 is: 2,894.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.20 : 4,647.24 = 1,928.42 : x
  2. Step 2: Convert to fraction form
    3,096.20/4,647.24 = 1,928.42/x
  3. Step 3: Cross multiply
    3,096.20x = 4,647.24 × 1,928.42
  4. Step 4: Simplify right side
    3,096.20x = 8,961,807.32
  5. Step 5: Solve for x
    x = 8,961,807.32/3,096.20
  6. Step 6: Final answer
    x = 2,894.46

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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.