Home / 4,261.79-6,392.23-1,142.11

Finding the Fourth Proportional to 4,261.79, 6,392.23 and 1,142.11

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Solution

The fourth proportional to 4,261.79, 6,392.23 and 1,142.11 is: 1,713.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,261.79 : 6,392.23 = 1,142.11 : x
  2. Step 2: Convert to fraction form
    4,261.79/6,392.23 = 1,142.11/x
  3. Step 3: Cross multiply
    4,261.79x = 6,392.23 × 1,142.11
  4. Step 4: Simplify right side
    4,261.79x = 7,300,610.97
  5. Step 5: Solve for x
    x = 7,300,610.97/4,261.79
  6. Step 6: Final answer
    x = 1,713.04

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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.