Home / 2,131.46-3,192.55-1,033.52

Finding the Fourth Proportional to 2,131.46, 3,192.55 and 1,033.52

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Solution

The fourth proportional to 2,131.46, 3,192.55 and 1,033.52 is: 1,548.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131.46 : 3,192.55 = 1,033.52 : x
  2. Step 2: Convert to fraction form
    2,131.46/3,192.55 = 1,033.52/x
  3. Step 3: Cross multiply
    2,131.46x = 3,192.55 × 1,033.52
  4. Step 4: Simplify right side
    2,131.46x = 3,299,561.58
  5. Step 5: Solve for x
    x = 3,299,561.58/2,131.46
  6. Step 6: Final answer
    x = 1,548.03

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.