Home / 3,163.90-4,363.56-2,376.58

Finding the Fourth Proportional to 3,163.90, 4,363.56 and 2,376.58

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Solution

The fourth proportional to 3,163.90, 4,363.56 and 2,376.58 is: 3,277.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.90 : 4,363.56 = 2,376.58 : x
  2. Step 2: Convert to fraction form
    3,163.90/4,363.56 = 2,376.58/x
  3. Step 3: Cross multiply
    3,163.90x = 4,363.56 × 2,376.58
  4. Step 4: Simplify right side
    3,163.90x = 10,370,349.42
  5. Step 5: Solve for x
    x = 10,370,349.42/3,163.90
  6. Step 6: Final answer
    x = 3,277.71

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1.5x scale

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.