Home / 7,892.23-11,840.19-2,345.62

Finding the Fourth Proportional to 7,892.23, 11,840.19 and 2,345.62

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Solution

The fourth proportional to 7,892.23, 11,840.19 and 2,345.62 is: 3,518.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,892.23 : 11,840.19 = 2,345.62 : x
  2. Step 2: Convert to fraction form
    7,892.23/11,840.19 = 2,345.62/x
  3. Step 3: Cross multiply
    7,892.23x = 11,840.19 × 2,345.62
  4. Step 4: Simplify right side
    7,892.23x = 27,772,527.27
  5. Step 5: Solve for x
    x = 27,772,527.27/7,892.23
  6. Step 6: Final answer
    x = 3,518.97

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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.