Home / 9,300.82-13,939.36-4,359.56

Finding the Fourth Proportional to 9,300.82, 13,939.36 and 4,359.56

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Solution

The fourth proportional to 9,300.82, 13,939.36 and 4,359.56 is: 6,533.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,300.82 : 13,939.36 = 4,359.56 : x
  2. Step 2: Convert to fraction form
    9,300.82/13,939.36 = 4,359.56/x
  3. Step 3: Cross multiply
    9,300.82x = 13,939.36 × 4,359.56
  4. Step 4: Simplify right side
    9,300.82x = 60,769,476.28
  5. Step 5: Solve for x
    x = 60,769,476.28/9,300.82
  6. Step 6: Final answer
    x = 6,533.78

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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.