Home / 2,313.21-3,473.47-1,828.43

Finding the Fourth Proportional to 2,313.21, 3,473.47 and 1,828.43

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Solution

The fourth proportional to 2,313.21, 3,473.47 and 1,828.43 is: 2,745.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.21 : 3,473.47 = 1,828.43 : x
  2. Step 2: Convert to fraction form
    2,313.21/3,473.47 = 1,828.43/x
  3. Step 3: Cross multiply
    2,313.21x = 3,473.47 × 1,828.43
  4. Step 4: Simplify right side
    2,313.21x = 6,350,996.75
  5. Step 5: Solve for x
    x = 6,350,996.75/2,313.21
  6. Step 6: Final answer
    x = 2,745.53

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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.