Home / 2,989.26-4,485.50-1,450.26

Finding the Fourth Proportional to 2,989.26, 4,485.50 and 1,450.26

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Solution

The fourth proportional to 2,989.26, 4,485.50 and 1,450.26 is: 2,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989.26 : 4,485.50 = 1,450.26 : x
  2. Step 2: Convert to fraction form
    2,989.26/4,485.50 = 1,450.26/x
  3. Step 3: Cross multiply
    2,989.26x = 4,485.50 × 1,450.26
  4. Step 4: Simplify right side
    2,989.26x = 6,505,141.23
  5. Step 5: Solve for x
    x = 6,505,141.23/2,989.26
  6. Step 6: Final answer
    x = 2,176.17

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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.