Home / 7,766.89-11,651.52-2,573.98

Finding the Fourth Proportional to 7,766.89, 11,651.52 and 2,573.98

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Solution

The fourth proportional to 7,766.89, 11,651.52 and 2,573.98 is: 3,861.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.89 : 11,651.52 = 2,573.98 : x
  2. Step 2: Convert to fraction form
    7,766.89/11,651.52 = 2,573.98/x
  3. Step 3: Cross multiply
    7,766.89x = 11,651.52 × 2,573.98
  4. Step 4: Simplify right side
    7,766.89x = 29,990,779.45
  5. Step 5: Solve for x
    x = 29,990,779.45/7,766.89
  6. Step 6: Final answer
    x = 3,861.36

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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.