Home / 7,992.54-11,029.37-4,635.09

Finding the Fourth Proportional to 7,992.54, 11,029.37 and 4,635.09

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Solution

The fourth proportional to 7,992.54, 11,029.37 and 4,635.09 is: 6,396.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.54 : 11,029.37 = 4,635.09 : x
  2. Step 2: Convert to fraction form
    7,992.54/11,029.37 = 4,635.09/x
  3. Step 3: Cross multiply
    7,992.54x = 11,029.37 × 4,635.09
  4. Step 4: Simplify right side
    7,992.54x = 51,122,099.42
  5. Step 5: Solve for x
    x = 51,122,099.42/7,992.54
  6. Step 6: Final answer
    x = 6,396.23

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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.