Home / 4,989.42-7,485.01-2,067.95

Finding the Fourth Proportional to 4,989.42, 7,485.01 and 2,067.95

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Solution

The fourth proportional to 4,989.42, 7,485.01 and 2,067.95 is: 3,102.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,989.42 : 7,485.01 = 2,067.95 : x
  2. Step 2: Convert to fraction form
    4,989.42/7,485.01 = 2,067.95/x
  3. Step 3: Cross multiply
    4,989.42x = 7,485.01 × 2,067.95
  4. Step 4: Simplify right side
    4,989.42x = 15,478,639.97
  5. Step 5: Solve for x
    x = 15,478,639.97/4,989.42
  6. Step 6: Final answer
    x = 3,102.29

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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.