Home / 4,893.60-6,756.39-3,480.42

Finding the Fourth Proportional to 4,893.60, 6,756.39 and 3,480.42

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Solution

The fourth proportional to 4,893.60, 6,756.39 and 3,480.42 is: 4,805.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,893.60 : 6,756.39 = 3,480.42 : x
  2. Step 2: Convert to fraction form
    4,893.60/6,756.39 = 3,480.42/x
  3. Step 3: Cross multiply
    4,893.60x = 6,756.39 × 3,480.42
  4. Step 4: Simplify right side
    4,893.60x = 23,515,074.88
  5. Step 5: Solve for x
    x = 23,515,074.88/4,893.60
  6. Step 6: Final answer
    x = 4,805.27

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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.