Home / 4,940.42-6,820.60-3,266.68

Finding the Fourth Proportional to 4,940.42, 6,820.60 and 3,266.68

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Solution

The fourth proportional to 4,940.42, 6,820.60 and 3,266.68 is: 4,509.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,940.42 : 6,820.60 = 3,266.68 : x
  2. Step 2: Convert to fraction form
    4,940.42/6,820.60 = 3,266.68/x
  3. Step 3: Cross multiply
    4,940.42x = 6,820.60 × 3,266.68
  4. Step 4: Simplify right side
    4,940.42x = 22,280,740.92
  5. Step 5: Solve for x
    x = 22,280,740.92/4,940.42
  6. Step 6: Final answer
    x = 4,509.89

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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.