Home / 2,749.06-4,125.62-2,020.60

Finding the Fourth Proportional to 2,749.06, 4,125.62 and 2,020.60

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Solution

The fourth proportional to 2,749.06, 4,125.62 and 2,020.60 is: 3,032.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,749.06 : 4,125.62 = 2,020.60 : x
  2. Step 2: Convert to fraction form
    2,749.06/4,125.62 = 2,020.60/x
  3. Step 3: Cross multiply
    2,749.06x = 4,125.62 × 2,020.60
  4. Step 4: Simplify right side
    2,749.06x = 8,336,227.77
  5. Step 5: Solve for x
    x = 8,336,227.77/2,749.06
  6. Step 6: Final answer
    x = 3,032.39

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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.