Home / 3,166.68-4,365.42-2,219.52

Finding the Fourth Proportional to 3,166.68, 4,365.42 and 2,219.52

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Solution

The fourth proportional to 3,166.68, 4,365.42 and 2,219.52 is: 3,059.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.68 : 4,365.42 = 2,219.52 : x
  2. Step 2: Convert to fraction form
    3,166.68/4,365.42 = 2,219.52/x
  3. Step 3: Cross multiply
    3,166.68x = 4,365.42 × 2,219.52
  4. Step 4: Simplify right side
    3,166.68x = 9,689,137.00
  5. Step 5: Solve for x
    x = 9,689,137.00/3,166.68
  6. Step 6: Final answer
    x = 3,059.71

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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.