Home / 3,261.96-4,892.93-1,412.12

Finding the Fourth Proportional to 3,261.96, 4,892.93 and 1,412.12

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Solution

The fourth proportional to 3,261.96, 4,892.93 and 1,412.12 is: 2,118.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.96 : 4,892.93 = 1,412.12 : x
  2. Step 2: Convert to fraction form
    3,261.96/4,892.93 = 1,412.12/x
  3. Step 3: Cross multiply
    3,261.96x = 4,892.93 × 1,412.12
  4. Step 4: Simplify right side
    3,261.96x = 6,909,372.79
  5. Step 5: Solve for x
    x = 6,909,372.79/3,261.96
  6. Step 6: Final answer
    x = 2,118.17

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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.