Home / 2,835.14-3,912.73-1,576.43

Finding the Fourth Proportional to 2,835.14, 3,912.73 and 1,576.43

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Solution

The fourth proportional to 2,835.14, 3,912.73 and 1,576.43 is: 2,175.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.14 : 3,912.73 = 1,576.43 : x
  2. Step 2: Convert to fraction form
    2,835.14/3,912.73 = 1,576.43/x
  3. Step 3: Cross multiply
    2,835.14x = 3,912.73 × 1,576.43
  4. Step 4: Simplify right side
    2,835.14x = 6,168,136.12
  5. Step 5: Solve for x
    x = 6,168,136.12/2,835.14
  6. Step 6: Final answer
    x = 2,175.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.