Home / 3,261.63-4,893.33-1,412.31

Finding the Fourth Proportional to 3,261.63, 4,893.33 and 1,412.31

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Solution

The fourth proportional to 3,261.63, 4,893.33 and 1,412.31 is: 2,118.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.63 : 4,893.33 = 1,412.31 : x
  2. Step 2: Convert to fraction form
    3,261.63/4,893.33 = 1,412.31/x
  3. Step 3: Cross multiply
    3,261.63x = 4,893.33 × 1,412.31
  4. Step 4: Simplify right side
    3,261.63x = 6,910,898.89
  5. Step 5: Solve for x
    x = 6,910,898.89/3,261.63
  6. Step 6: Final answer
    x = 2,118.85

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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.