Home / 7,287.60-10,927.44-3,388.56

Finding the Fourth Proportional to 7,287.60, 10,927.44 and 3,388.56

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Solution

The fourth proportional to 7,287.60, 10,927.44 and 3,388.56 is: 5,081.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,287.60 : 10,927.44 = 3,388.56 : x
  2. Step 2: Convert to fraction form
    7,287.60/10,927.44 = 3,388.56/x
  3. Step 3: Cross multiply
    7,287.60x = 10,927.44 × 3,388.56
  4. Step 4: Simplify right side
    7,287.60x = 37,028,286.09
  5. Step 5: Solve for x
    x = 37,028,286.09/7,287.60
  6. Step 6: Final answer
    x = 5,081.00

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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.