Home / 7,227.09-10,844.28-2,847.69

Finding the Fourth Proportional to 7,227.09, 10,844.28 and 2,847.69

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Solution

The fourth proportional to 7,227.09, 10,844.28 and 2,847.69 is: 4,272.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.09 : 10,844.28 = 2,847.69 : x
  2. Step 2: Convert to fraction form
    7,227.09/10,844.28 = 2,847.69/x
  3. Step 3: Cross multiply
    7,227.09x = 10,844.28 × 2,847.69
  4. Step 4: Simplify right side
    7,227.09x = 30,881,147.71
  5. Step 5: Solve for x
    x = 30,881,147.71/7,227.09
  6. Step 6: Final answer
    x = 4,272.97

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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.