Home / 5,180.59-7,771.39-2,059.91

Finding the Fourth Proportional to 5,180.59, 7,771.39 and 2,059.91

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Solution

The fourth proportional to 5,180.59, 7,771.39 and 2,059.91 is: 3,090.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.59 : 7,771.39 = 2,059.91 : x
  2. Step 2: Convert to fraction form
    5,180.59/7,771.39 = 2,059.91/x
  3. Step 3: Cross multiply
    5,180.59x = 7,771.39 × 2,059.91
  4. Step 4: Simplify right side
    5,180.59x = 16,008,333.05
  5. Step 5: Solve for x
    x = 16,008,333.05/5,180.59
  6. Step 6: Final answer
    x = 3,090.06

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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.