Home / 7,845.06-11,768-3,462.56

Finding the Fourth Proportional to 7,845.06, 11,768 and 3,462.56

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Solution

The fourth proportional to 7,845.06, 11,768 and 3,462.56 is: 5,194.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.06 : 11,768 = 3,462.56 : x
  2. Step 2: Convert to fraction form
    7,845.06/11,768 = 3,462.56/x
  3. Step 3: Cross multiply
    7,845.06x = 11,768 × 3,462.56
  4. Step 4: Simplify right side
    7,845.06x = 40,747,406.08
  5. Step 5: Solve for x
    x = 40,747,406.08/7,845.06
  6. Step 6: Final answer
    x = 5,194.02

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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.