Home / 2,074.16-3,109.35-1,341.38

Finding the Fourth Proportional to 2,074.16, 3,109.35 and 1,341.38

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Solution

The fourth proportional to 2,074.16, 3,109.35 and 1,341.38 is: 2,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,074.16 : 3,109.35 = 1,341.38 : x
  2. Step 2: Convert to fraction form
    2,074.16/3,109.35 = 1,341.38/x
  3. Step 3: Cross multiply
    2,074.16x = 3,109.35 × 1,341.38
  4. Step 4: Simplify right side
    2,074.16x = 4,170,819.90
  5. Step 5: Solve for x
    x = 4,170,819.90/2,074.16
  6. Step 6: Final answer
    x = 2,010.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.