Home / 7,766.83-11,647.41-2,835.01

Finding the Fourth Proportional to 7,766.83, 11,647.41 and 2,835.01

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Solution

The fourth proportional to 7,766.83, 11,647.41 and 2,835.01 is: 4,251.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,766.83 : 11,647.41 = 2,835.01 : x
  2. Step 2: Convert to fraction form
    7,766.83/11,647.41 = 2,835.01/x
  3. Step 3: Cross multiply
    7,766.83x = 11,647.41 × 2,835.01
  4. Step 4: Simplify right side
    7,766.83x = 33,020,523.82
  5. Step 5: Solve for x
    x = 33,020,523.82/7,766.83
  6. Step 6: Final answer
    x = 4,251.48

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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.