Home / 4,515.15-6,771.69-2,173.96

Finding the Fourth Proportional to 4,515.15, 6,771.69 and 2,173.96

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Solution

The fourth proportional to 4,515.15, 6,771.69 and 2,173.96 is: 3,260.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.15 : 6,771.69 = 2,173.96 : x
  2. Step 2: Convert to fraction form
    4,515.15/6,771.69 = 2,173.96/x
  3. Step 3: Cross multiply
    4,515.15x = 6,771.69 × 2,173.96
  4. Step 4: Simplify right side
    4,515.15x = 14,721,359.68
  5. Step 5: Solve for x
    x = 14,721,359.68/4,515.15
  6. Step 6: Final answer
    x = 3,260.44

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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.