Home / 1,910.22-2,636.46-1,537.08

Finding the Fourth Proportional to 1,910.22, 2,636.46 and 1,537.08

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Solution

The fourth proportional to 1,910.22, 2,636.46 and 1,537.08 is: 2,121.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910.22 : 2,636.46 = 1,537.08 : x
  2. Step 2: Convert to fraction form
    1,910.22/2,636.46 = 1,537.08/x
  3. Step 3: Cross multiply
    1,910.22x = 2,636.46 × 1,537.08
  4. Step 4: Simplify right side
    1,910.22x = 4,052,449.94
  5. Step 5: Solve for x
    x = 4,052,449.94/1,910.22
  6. Step 6: Final answer
    x = 2,121.46

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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.