Home / 4,687.36-7,028.93-1,763.60

Finding the Fourth Proportional to 4,687.36, 7,028.93 and 1,763.60

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Solution

The fourth proportional to 4,687.36, 7,028.93 and 1,763.60 is: 2,644.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.36 : 7,028.93 = 1,763.60 : x
  2. Step 2: Convert to fraction form
    4,687.36/7,028.93 = 1,763.60/x
  3. Step 3: Cross multiply
    4,687.36x = 7,028.93 × 1,763.60
  4. Step 4: Simplify right side
    4,687.36x = 12,396,220.95
  5. Step 5: Solve for x
    x = 12,396,220.95/4,687.36
  6. Step 6: Final answer
    x = 2,644.61

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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.