Home / 2,835.11-3,912.36-1,576.10

Finding the Fourth Proportional to 2,835.11, 3,912.36 and 1,576.10

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Solution

The fourth proportional to 2,835.11, 3,912.36 and 1,576.10 is: 2,174.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.11 : 3,912.36 = 1,576.10 : x
  2. Step 2: Convert to fraction form
    2,835.11/3,912.36 = 1,576.10/x
  3. Step 3: Cross multiply
    2,835.11x = 3,912.36 × 1,576.10
  4. Step 4: Simplify right side
    2,835.11x = 6,166,251.03
  5. Step 5: Solve for x
    x = 6,166,251.03/2,835.11
  6. Step 6: Final answer
    x = 2,174.96

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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.