Home / 4,704.41-6,489.26-3,111.09

Finding the Fourth Proportional to 4,704.41, 6,489.26 and 3,111.09

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Solution

The fourth proportional to 4,704.41, 6,489.26 and 3,111.09 is: 4,291.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.41 : 6,489.26 = 3,111.09 : x
  2. Step 2: Convert to fraction form
    4,704.41/6,489.26 = 3,111.09/x
  3. Step 3: Cross multiply
    4,704.41x = 6,489.26 × 3,111.09
  4. Step 4: Simplify right side
    4,704.41x = 20,188,656.34
  5. Step 5: Solve for x
    x = 20,188,656.34/4,704.41
  6. Step 6: Final answer
    x = 4,291.44

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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.