Home / 7,227.79-10,837.56-2,842.84

Finding the Fourth Proportional to 7,227.79, 10,837.56 and 2,842.84

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Solution

The fourth proportional to 7,227.79, 10,837.56 and 2,842.84 is: 4,262.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.79 : 10,837.56 = 2,842.84 : x
  2. Step 2: Convert to fraction form
    7,227.79/10,837.56 = 2,842.84/x
  3. Step 3: Cross multiply
    7,227.79x = 10,837.56 × 2,842.84
  4. Step 4: Simplify right side
    7,227.79x = 30,809,449.07
  5. Step 5: Solve for x
    x = 30,809,449.07/7,227.79
  6. Step 6: Final answer
    x = 4,262.64

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1.5x scale

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.