Home / 3,285.34-4,928.20-1,336.48

Finding the Fourth Proportional to 3,285.34, 4,928.20 and 1,336.48

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Solution

The fourth proportional to 3,285.34, 4,928.20 and 1,336.48 is: 2,004.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,285.34 : 4,928.20 = 1,336.48 : x
  2. Step 2: Convert to fraction form
    3,285.34/4,928.20 = 1,336.48/x
  3. Step 3: Cross multiply
    3,285.34x = 4,928.20 × 1,336.48
  4. Step 4: Simplify right side
    3,285.34x = 6,586,440.74
  5. Step 5: Solve for x
    x = 6,586,440.74/3,285.34
  6. Step 6: Final answer
    x = 2,004.80

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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.