Home / 2,271.96-3,403.56-1,902.36

Finding the Fourth Proportional to 2,271.96, 3,403.56 and 1,902.36

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Solution

The fourth proportional to 2,271.96, 3,403.56 and 1,902.36 is: 2,849.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.96 : 3,403.56 = 1,902.36 : x
  2. Step 2: Convert to fraction form
    2,271.96/3,403.56 = 1,902.36/x
  3. Step 3: Cross multiply
    2,271.96x = 3,403.56 × 1,902.36
  4. Step 4: Simplify right side
    2,271.96x = 6,474,796.40
  5. Step 5: Solve for x
    x = 6,474,796.40/2,271.96
  6. Step 6: Final answer
    x = 2,849.87

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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.