Home / 7,992.25-11,029.18-4,455.37

Finding the Fourth Proportional to 7,992.25, 11,029.18 and 4,455.37

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Solution

The fourth proportional to 7,992.25, 11,029.18 and 4,455.37 is: 6,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.25 : 11,029.18 = 4,455.37 : x
  2. Step 2: Convert to fraction form
    7,992.25/11,029.18 = 4,455.37/x
  3. Step 3: Cross multiply
    7,992.25x = 11,029.18 × 4,455.37
  4. Step 4: Simplify right side
    7,992.25x = 49,139,000.27
  5. Step 5: Solve for x
    x = 49,139,000.27/7,992.25
  6. Step 6: Final answer
    x = 6,148.34

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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.