Home / 7,929.23-11,884.89-3,763.46

Finding the Fourth Proportional to 7,929.23, 11,884.89 and 3,763.46

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Solution

The fourth proportional to 7,929.23, 11,884.89 and 3,763.46 is: 5,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,929.23 : 11,884.89 = 3,763.46 : x
  2. Step 2: Convert to fraction form
    7,929.23/11,884.89 = 3,763.46/x
  3. Step 3: Cross multiply
    7,929.23x = 11,884.89 × 3,763.46
  4. Step 4: Simplify right side
    7,929.23x = 44,728,308.12
  5. Step 5: Solve for x
    x = 44,728,308.12/7,929.23
  6. Step 6: Final answer
    x = 5,640.94

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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.