Home / 3,059.75-4,222.82-1,817.75

Finding the Fourth Proportional to 3,059.75, 4,222.82 and 1,817.75

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Solution

The fourth proportional to 3,059.75, 4,222.82 and 1,817.75 is: 2,508.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.75 : 4,222.82 = 1,817.75 : x
  2. Step 2: Convert to fraction form
    3,059.75/4,222.82 = 1,817.75/x
  3. Step 3: Cross multiply
    3,059.75x = 4,222.82 × 1,817.75
  4. Step 4: Simplify right side
    3,059.75x = 7,676,031.06
  5. Step 5: Solve for x
    x = 7,676,031.06/3,059.75
  6. Step 6: Final answer
    x = 2,508.71

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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.