Home / 2,262.96-3,123.21-1,268.34

Finding the Fourth Proportional to 2,262.96, 3,123.21 and 1,268.34

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Solution

The fourth proportional to 2,262.96, 3,123.21 and 1,268.34 is: 1,750.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,262.96 : 3,123.21 = 1,268.34 : x
  2. Step 2: Convert to fraction form
    2,262.96/3,123.21 = 1,268.34/x
  3. Step 3: Cross multiply
    2,262.96x = 3,123.21 × 1,268.34
  4. Step 4: Simplify right side
    2,262.96x = 3,961,292.17
  5. Step 5: Solve for x
    x = 3,961,292.17/2,262.96
  6. Step 6: Final answer
    x = 1,750.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.