Home / 7,926.84-11,890.32-2,083.50

Finding the Fourth Proportional to 7,926.84, 11,890.32 and 2,083.50

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Solution

The fourth proportional to 7,926.84, 11,890.32 and 2,083.50 is: 3,125.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.84 : 11,890.32 = 2,083.50 : x
  2. Step 2: Convert to fraction form
    7,926.84/11,890.32 = 2,083.50/x
  3. Step 3: Cross multiply
    7,926.84x = 11,890.32 × 2,083.50
  4. Step 4: Simplify right side
    7,926.84x = 24,773,481.72
  5. Step 5: Solve for x
    x = 24,773,481.72/7,926.84
  6. Step 6: Final answer
    x = 3,125.27

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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.