Home / 2,628.19-3,625.89-1,683.83

Finding the Fourth Proportional to 2,628.19, 3,625.89 and 1,683.83

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Solution

The fourth proportional to 2,628.19, 3,625.89 and 1,683.83 is: 2,323.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,628.19 : 3,625.89 = 1,683.83 : x
  2. Step 2: Convert to fraction form
    2,628.19/3,625.89 = 1,683.83/x
  3. Step 3: Cross multiply
    2,628.19x = 3,625.89 × 1,683.83
  4. Step 4: Simplify right side
    2,628.19x = 6,105,379.65
  5. Step 5: Solve for x
    x = 6,105,379.65/2,628.19
  6. Step 6: Final answer
    x = 2,323.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.