Home / 1,922.48-2,651.52-1,481.60

Finding the Fourth Proportional to 1,922.48, 2,651.52 and 1,481.60

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Solution

The fourth proportional to 1,922.48, 2,651.52 and 1,481.60 is: 2,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.48 : 2,651.52 = 1,481.60 : x
  2. Step 2: Convert to fraction form
    1,922.48/2,651.52 = 1,481.60/x
  3. Step 3: Cross multiply
    1,922.48x = 2,651.52 × 1,481.60
  4. Step 4: Simplify right side
    1,922.48x = 3,928,492.03
  5. Step 5: Solve for x
    x = 3,928,492.03/1,922.48
  6. Step 6: Final answer
    x = 2,043.45

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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.