Home / 2,383.15-3,576.90-1,213.96

Finding the Fourth Proportional to 2,383.15, 3,576.90 and 1,213.96

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Solution

The fourth proportional to 2,383.15, 3,576.90 and 1,213.96 is: 1,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.15 : 3,576.90 = 1,213.96 : x
  2. Step 2: Convert to fraction form
    2,383.15/3,576.90 = 1,213.96/x
  3. Step 3: Cross multiply
    2,383.15x = 3,576.90 × 1,213.96
  4. Step 4: Simplify right side
    2,383.15x = 4,342,213.52
  5. Step 5: Solve for x
    x = 4,342,213.52/2,383.15
  6. Step 6: Final answer
    x = 1,822.05

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Why These Related Problems?

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