Home / 4,518.72-6,771.60-2,566.80

Finding the Fourth Proportional to 4,518.72, 6,771.60 and 2,566.80

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Solution

The fourth proportional to 4,518.72, 6,771.60 and 2,566.80 is: 3,846.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.72 : 6,771.60 = 2,566.80 : x
  2. Step 2: Convert to fraction form
    4,518.72/6,771.60 = 2,566.80/x
  3. Step 3: Cross multiply
    4,518.72x = 6,771.60 × 2,566.80
  4. Step 4: Simplify right side
    4,518.72x = 17,381,342.88
  5. Step 5: Solve for x
    x = 17,381,342.88/4,518.72
  6. Step 6: Final answer
    x = 3,846.52

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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.