Home / 7,710.37-11,566.34-2,163.73

Finding the Fourth Proportional to 7,710.37, 11,566.34 and 2,163.73

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Solution

The fourth proportional to 7,710.37, 11,566.34 and 2,163.73 is: 3,245.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710.37 : 11,566.34 = 2,163.73 : x
  2. Step 2: Convert to fraction form
    7,710.37/11,566.34 = 2,163.73/x
  3. Step 3: Cross multiply
    7,710.37x = 11,566.34 × 2,163.73
  4. Step 4: Simplify right side
    7,710.37x = 25,026,436.85
  5. Step 5: Solve for x
    x = 25,026,436.85/7,710.37
  6. Step 6: Final answer
    x = 3,245.82

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1.5x scale

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.