Home / 7,779.14-11,668.77-2,848.94

Finding the Fourth Proportional to 7,779.14, 11,668.77 and 2,848.94

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Solution

The fourth proportional to 7,779.14, 11,668.77 and 2,848.94 is: 4,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,779.14 : 11,668.77 = 2,848.94 : x
  2. Step 2: Convert to fraction form
    7,779.14/11,668.77 = 2,848.94/x
  3. Step 3: Cross multiply
    7,779.14x = 11,668.77 × 2,848.94
  4. Step 4: Simplify right side
    7,779.14x = 33,243,625.60
  5. Step 5: Solve for x
    x = 33,243,625.60/7,779.14
  6. Step 6: Final answer
    x = 4,273.43

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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.