Home / 3,019.51-4,520.49-1,766.26

Finding the Fourth Proportional to 3,019.51, 4,520.49 and 1,766.26

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Solution

The fourth proportional to 3,019.51, 4,520.49 and 1,766.26 is: 2,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.51 : 4,520.49 = 1,766.26 : x
  2. Step 2: Convert to fraction form
    3,019.51/4,520.49 = 1,766.26/x
  3. Step 3: Cross multiply
    3,019.51x = 4,520.49 × 1,766.26
  4. Step 4: Simplify right side
    3,019.51x = 7,984,360.67
  5. Step 5: Solve for x
    x = 7,984,360.67/3,019.51
  6. Step 6: Final answer
    x = 2,644.26

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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.