Home / 7,635.77-11,456.48-2,442.05

Finding the Fourth Proportional to 7,635.77, 11,456.48 and 2,442.05

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Solution

The fourth proportional to 7,635.77, 11,456.48 and 2,442.05 is: 3,663.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.77 : 11,456.48 = 2,442.05 : x
  2. Step 2: Convert to fraction form
    7,635.77/11,456.48 = 2,442.05/x
  3. Step 3: Cross multiply
    7,635.77x = 11,456.48 × 2,442.05
  4. Step 4: Simplify right side
    7,635.77x = 27,977,245.81
  5. Step 5: Solve for x
    x = 27,977,245.81/7,635.77
  6. Step 6: Final answer
    x = 3,663.97

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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.