Home / 2,761.06-3,808.33-1,875.33

Finding the Fourth Proportional to 2,761.06, 3,808.33 and 1,875.33

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Solution

The fourth proportional to 2,761.06, 3,808.33 and 1,875.33 is: 2,586.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,761.06 : 3,808.33 = 1,875.33 : x
  2. Step 2: Convert to fraction form
    2,761.06/3,808.33 = 1,875.33/x
  3. Step 3: Cross multiply
    2,761.06x = 3,808.33 × 1,875.33
  4. Step 4: Simplify right side
    2,761.06x = 7,141,875.50
  5. Step 5: Solve for x
    x = 7,141,875.50/2,761.06
  6. Step 6: Final answer
    x = 2,586.64

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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.