Home / 4,989.42-7,484.46-2,067.96

Finding the Fourth Proportional to 4,989.42, 7,484.46 and 2,067.96

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Solution

The fourth proportional to 4,989.42, 7,484.46 and 2,067.96 is: 3,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.42 : 7,484.46 = 2,067.96 : x
  2. Step 2: Convert to fraction form
    4,989.42/7,484.46 = 2,067.96/x
  3. Step 3: Cross multiply
    4,989.42x = 7,484.46 × 2,067.96
  4. Step 4: Simplify right side
    4,989.42x = 15,477,563.90
  5. Step 5: Solve for x
    x = 15,477,563.90/4,989.42
  6. Step 6: Final answer
    x = 3,102.08

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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.