Home / 3,300.85-4,951.43-1,351.69

Finding the Fourth Proportional to 3,300.85, 4,951.43 and 1,351.69

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Solution

The fourth proportional to 3,300.85, 4,951.43 and 1,351.69 is: 2,027.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,300.85 : 4,951.43 = 1,351.69 : x
  2. Step 2: Convert to fraction form
    3,300.85/4,951.43 = 1,351.69/x
  3. Step 3: Cross multiply
    3,300.85x = 4,951.43 × 1,351.69
  4. Step 4: Simplify right side
    3,300.85x = 6,692,784.35
  5. Step 5: Solve for x
    x = 6,692,784.35/3,300.85
  6. Step 6: Final answer
    x = 2,027.59

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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.