Home / 7,808.37-10,775.97-4,623.54

Finding the Fourth Proportional to 7,808.37, 10,775.97 and 4,623.54

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Solution

The fourth proportional to 7,808.37, 10,775.97 and 4,623.54 is: 6,380.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,808.37 : 10,775.97 = 4,623.54 : x
  2. Step 2: Convert to fraction form
    7,808.37/10,775.97 = 4,623.54/x
  3. Step 3: Cross multiply
    7,808.37x = 10,775.97 × 4,623.54
  4. Step 4: Simplify right side
    7,808.37x = 49,823,128.33
  5. Step 5: Solve for x
    x = 49,823,128.33/7,808.37
  6. Step 6: Final answer
    x = 6,380.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.