Home / 2,835.12-3,912.41-1,576.16

Finding the Fourth Proportional to 2,835.12, 3,912.41 and 1,576.16

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Solution

The fourth proportional to 2,835.12, 3,912.41 and 1,576.16 is: 2,175.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.12 : 3,912.41 = 1,576.16 : x
  2. Step 2: Convert to fraction form
    2,835.12/3,912.41 = 1,576.16/x
  3. Step 3: Cross multiply
    2,835.12x = 3,912.41 × 1,576.16
  4. Step 4: Simplify right side
    2,835.12x = 6,166,584.15
  5. Step 5: Solve for x
    x = 6,166,584.15/2,835.12
  6. Step 6: Final answer
    x = 2,175.07

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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.