Home / 2,077.22-3,113.96-1,244.54

Finding the Fourth Proportional to 2,077.22, 3,113.96 and 1,244.54

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Solution

The fourth proportional to 2,077.22, 3,113.96 and 1,244.54 is: 1,865.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.22 : 3,113.96 = 1,244.54 : x
  2. Step 2: Convert to fraction form
    2,077.22/3,113.96 = 1,244.54/x
  3. Step 3: Cross multiply
    2,077.22x = 3,113.96 × 1,244.54
  4. Step 4: Simplify right side
    2,077.22x = 3,875,449.34
  5. Step 5: Solve for x
    x = 3,875,449.34/2,077.22
  6. Step 6: Final answer
    x = 1,865.69

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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.