Home / 4,546.50-6,274.44-2,778.54

Finding the Fourth Proportional to 4,546.50, 6,274.44 and 2,778.54

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Solution

The fourth proportional to 4,546.50, 6,274.44 and 2,778.54 is: 3,834.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,546.50 : 6,274.44 = 2,778.54 : x
  2. Step 2: Convert to fraction form
    4,546.50/6,274.44 = 2,778.54/x
  3. Step 3: Cross multiply
    4,546.50x = 6,274.44 × 2,778.54
  4. Step 4: Simplify right side
    4,546.50x = 17,433,782.52
  5. Step 5: Solve for x
    x = 17,433,782.52/4,546.50
  6. Step 6: Final answer
    x = 3,834.55

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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.