Home / 2,163.96-2,984.42-1,334.52

Finding the Fourth Proportional to 2,163.96, 2,984.42 and 1,334.52

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Solution

The fourth proportional to 2,163.96, 2,984.42 and 1,334.52 is: 1,840.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.96 : 2,984.42 = 1,334.52 : x
  2. Step 2: Convert to fraction form
    2,163.96/2,984.42 = 1,334.52/x
  3. Step 3: Cross multiply
    2,163.96x = 2,984.42 × 1,334.52
  4. Step 4: Simplify right side
    2,163.96x = 3,982,768.18
  5. Step 5: Solve for x
    x = 3,982,768.18/2,163.96
  6. Step 6: Final answer
    x = 1,840.50

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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.