Home / 11,828.10-17,743.85-3,927.93

Finding the Fourth Proportional to 11,828.10, 17,743.85 and 3,927.93

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Solution

The fourth proportional to 11,828.10, 17,743.85 and 3,927.93 is: 5,892.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,828.10 : 17,743.85 = 3,927.93 : x
  2. Step 2: Convert to fraction form
    11,828.10/17,743.85 = 3,927.93/x
  3. Step 3: Cross multiply
    11,828.10x = 17,743.85 × 3,927.93
  4. Step 4: Simplify right side
    11,828.10x = 69,696,600.73
  5. Step 5: Solve for x
    x = 69,696,600.73/11,828.10
  6. Step 6: Final answer
    x = 5,892.46

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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.