Home / 7,433.25-11,128.00-4,961.94

Finding the Fourth Proportional to 7,433.25, 11,128.00 and 4,961.94

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Solution

The fourth proportional to 7,433.25, 11,128.00 and 4,961.94 is: 7,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,433.25 : 11,128.00 = 4,961.94 : x
  2. Step 2: Convert to fraction form
    7,433.25/11,128.00 = 4,961.94/x
  3. Step 3: Cross multiply
    7,433.25x = 11,128.00 × 4,961.94
  4. Step 4: Simplify right side
    7,433.25x = 55,216,431.03
  5. Step 5: Solve for x
    x = 55,216,431.03/7,433.25
  6. Step 6: Final answer
    x = 7,428.31

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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.