Home / 7,485.94-11,227.33-2,221

Finding the Fourth Proportional to 7,485.94, 11,227.33 and 2,221

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Solution

The fourth proportional to 7,485.94, 11,227.33 and 2,221 is: 3,331.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485.94 : 11,227.33 = 2,221 : x
  2. Step 2: Convert to fraction form
    7,485.94/11,227.33 = 2,221/x
  3. Step 3: Cross multiply
    7,485.94x = 11,227.33 × 2,221
  4. Step 4: Simplify right side
    7,485.94x = 24,935,899.93
  5. Step 5: Solve for x
    x = 24,935,899.93/7,485.94
  6. Step 6: Final answer
    x = 3,331.03

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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.