Home / 7,390.76-11,087.98-2,196.62

Finding the Fourth Proportional to 7,390.76, 11,087.98 and 2,196.62

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Solution

The fourth proportional to 7,390.76, 11,087.98 and 2,196.62 is: 3,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.76 : 11,087.98 = 2,196.62 : x
  2. Step 2: Convert to fraction form
    7,390.76/11,087.98 = 2,196.62/x
  3. Step 3: Cross multiply
    7,390.76x = 11,087.98 × 2,196.62
  4. Step 4: Simplify right side
    7,390.76x = 24,356,078.63
  5. Step 5: Solve for x
    x = 24,356,078.63/7,390.76
  6. Step 6: Final answer
    x = 3,295.48

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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.