Home / 7,992.24-11,029.20-4,455.72

Finding the Fourth Proportional to 7,992.24, 11,029.20 and 4,455.72

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Solution

The fourth proportional to 7,992.24, 11,029.20 and 4,455.72 is: 6,148.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.24 : 11,029.20 = 4,455.72 : x
  2. Step 2: Convert to fraction form
    7,992.24/11,029.20 = 4,455.72/x
  3. Step 3: Cross multiply
    7,992.24x = 11,029.20 × 4,455.72
  4. Step 4: Simplify right side
    7,992.24x = 49,143,027.02
  5. Step 5: Solve for x
    x = 49,143,027.02/7,992.24
  6. Step 6: Final answer
    x = 6,148.84

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