Home / 1,755.12-2,422.50-1,083.18

Finding the Fourth Proportional to 1,755.12, 2,422.50 and 1,083.18

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Solution

The fourth proportional to 1,755.12, 2,422.50 and 1,083.18 is: 1,495.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755.12 : 2,422.50 = 1,083.18 : x
  2. Step 2: Convert to fraction form
    1,755.12/2,422.50 = 1,083.18/x
  3. Step 3: Cross multiply
    1,755.12x = 2,422.50 × 1,083.18
  4. Step 4: Simplify right side
    1,755.12x = 2,624,003.55
  5. Step 5: Solve for x
    x = 2,624,003.55/1,755.12
  6. Step 6: Final answer
    x = 1,495.06

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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.