Home / 2,163.46-2,983.77-1,334.02

Finding the Fourth Proportional to 2,163.46, 2,983.77 and 1,334.02

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Solution

The fourth proportional to 2,163.46, 2,983.77 and 1,334.02 is: 1,839.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,163.46 : 2,983.77 = 1,334.02 : x
  2. Step 2: Convert to fraction form
    2,163.46/2,983.77 = 1,334.02/x
  3. Step 3: Cross multiply
    2,163.46x = 2,983.77 × 1,334.02
  4. Step 4: Simplify right side
    2,163.46x = 3,980,408.86
  5. Step 5: Solve for x
    x = 3,980,408.86/2,163.46
  6. Step 6: Final answer
    x = 1,839.83

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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.