Home / 6,951.90-10,428.03-2,021.58

Finding the Fourth Proportional to 6,951.90, 10,428.03 and 2,021.58

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Solution

The fourth proportional to 6,951.90, 10,428.03 and 2,021.58 is: 3,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,951.90 : 10,428.03 = 2,021.58 : x
  2. Step 2: Convert to fraction form
    6,951.90/10,428.03 = 2,021.58/x
  3. Step 3: Cross multiply
    6,951.90x = 10,428.03 × 2,021.58
  4. Step 4: Simplify right side
    6,951.90x = 21,081,096.89
  5. Step 5: Solve for x
    x = 21,081,096.89/6,951.90
  6. Step 6: Final answer
    x = 3,032.42

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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.