Home / 7,224.28-10,842.57-2,844.81

Finding the Fourth Proportional to 7,224.28, 10,842.57 and 2,844.81

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Solution

The fourth proportional to 7,224.28, 10,842.57 and 2,844.81 is: 4,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.28 : 10,842.57 = 2,844.81 : x
  2. Step 2: Convert to fraction form
    7,224.28/10,842.57 = 2,844.81/x
  3. Step 3: Cross multiply
    7,224.28x = 10,842.57 × 2,844.81
  4. Step 4: Simplify right side
    7,224.28x = 30,845,022.31
  5. Step 5: Solve for x
    x = 30,845,022.31/7,224.28
  6. Step 6: Final answer
    x = 4,269.64

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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.