Home / 1,426.12-1,968.96-1,093.92

Finding the Fourth Proportional to 1,426.12, 1,968.96 and 1,093.92

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Solution

The fourth proportional to 1,426.12, 1,968.96 and 1,093.92 is: 1,510.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426.12 : 1,968.96 = 1,093.92 : x
  2. Step 2: Convert to fraction form
    1,426.12/1,968.96 = 1,093.92/x
  3. Step 3: Cross multiply
    1,426.12x = 1,968.96 × 1,093.92
  4. Step 4: Simplify right side
    1,426.12x = 2,153,884.72
  5. Step 5: Solve for x
    x = 2,153,884.72/1,426.12
  6. Step 6: Final answer
    x = 1,510.31

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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.