Home / 3,228.98-4,838.68-1,841.60

Finding the Fourth Proportional to 3,228.98, 4,838.68 and 1,841.60

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Solution

The fourth proportional to 3,228.98, 4,838.68 and 1,841.60 is: 2,759.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.98 : 4,838.68 = 1,841.60 : x
  2. Step 2: Convert to fraction form
    3,228.98/4,838.68 = 1,841.60/x
  3. Step 3: Cross multiply
    3,228.98x = 4,838.68 × 1,841.60
  4. Step 4: Simplify right side
    3,228.98x = 8,910,913.09
  5. Step 5: Solve for x
    x = 8,910,913.09/3,228.98
  6. Step 6: Final answer
    x = 2,759.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.