Home / 7,795.99-11,699.12-2,865.69

Finding the Fourth Proportional to 7,795.99, 11,699.12 and 2,865.69

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Solution

The fourth proportional to 7,795.99, 11,699.12 and 2,865.69 is: 4,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.99 : 11,699.12 = 2,865.69 : x
  2. Step 2: Convert to fraction form
    7,795.99/11,699.12 = 2,865.69/x
  3. Step 3: Cross multiply
    7,795.99x = 11,699.12 × 2,865.69
  4. Step 4: Simplify right side
    7,795.99x = 33,526,051.19
  5. Step 5: Solve for x
    x = 33,526,051.19/7,795.99
  6. Step 6: Final answer
    x = 4,300.42

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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.