Home / 2,184.82-3,015.06-1,253.32

Finding the Fourth Proportional to 2,184.82, 3,015.06 and 1,253.32

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Solution

The fourth proportional to 2,184.82, 3,015.06 and 1,253.32 is: 1,729.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,184.82 : 3,015.06 = 1,253.32 : x
  2. Step 2: Convert to fraction form
    2,184.82/3,015.06 = 1,253.32/x
  3. Step 3: Cross multiply
    2,184.82x = 3,015.06 × 1,253.32
  4. Step 4: Simplify right side
    2,184.82x = 3,778,835.00
  5. Step 5: Solve for x
    x = 3,778,835.00/2,184.82
  6. Step 6: Final answer
    x = 1,729.59

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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.