Home / 2,769.87-3,822.39-1,510.94

Finding the Fourth Proportional to 2,769.87, 3,822.39 and 1,510.94

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Solution

The fourth proportional to 2,769.87, 3,822.39 and 1,510.94 is: 2,085.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,769.87 : 3,822.39 = 1,510.94 : x
  2. Step 2: Convert to fraction form
    2,769.87/3,822.39 = 1,510.94/x
  3. Step 3: Cross multiply
    2,769.87x = 3,822.39 × 1,510.94
  4. Step 4: Simplify right side
    2,769.87x = 5,775,401.95
  5. Step 5: Solve for x
    x = 5,775,401.95/2,769.87
  6. Step 6: Final answer
    x = 2,085.08

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.