Home / 2,125.26-3,183.75-1,030.37

Finding the Fourth Proportional to 2,125.26, 3,183.75 and 1,030.37

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Solution

The fourth proportional to 2,125.26, 3,183.75 and 1,030.37 is: 1,543.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,125.26 : 3,183.75 = 1,030.37 : x
  2. Step 2: Convert to fraction form
    2,125.26/3,183.75 = 1,030.37/x
  3. Step 3: Cross multiply
    2,125.26x = 3,183.75 × 1,030.37
  4. Step 4: Simplify right side
    2,125.26x = 3,280,424.57
  5. Step 5: Solve for x
    x = 3,280,424.57/2,125.26
  6. Step 6: Final answer
    x = 1,543.54

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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.