Home / 3,059.96-4,222.68-1,662.72

Finding the Fourth Proportional to 3,059.96, 4,222.68 and 1,662.72

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Solution

The fourth proportional to 3,059.96, 4,222.68 and 1,662.72 is: 2,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.96 : 4,222.68 = 1,662.72 : x
  2. Step 2: Convert to fraction form
    3,059.96/4,222.68 = 1,662.72/x
  3. Step 3: Cross multiply
    3,059.96x = 4,222.68 × 1,662.72
  4. Step 4: Simplify right side
    3,059.96x = 7,021,134.49
  5. Step 5: Solve for x
    x = 7,021,134.49/3,059.96
  6. Step 6: Final answer
    x = 2,294.52

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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.