Home / 7,227.21-10,843.47-2,547.75

Finding the Fourth Proportional to 7,227.21, 10,843.47 and 2,547.75

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Solution

The fourth proportional to 7,227.21, 10,843.47 and 2,547.75 is: 3,822.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,227.21 : 10,843.47 = 2,547.75 : x
  2. Step 2: Convert to fraction form
    7,227.21/10,843.47 = 2,547.75/x
  3. Step 3: Cross multiply
    7,227.21x = 10,843.47 × 2,547.75
  4. Step 4: Simplify right side
    7,227.21x = 27,626,450.69
  5. Step 5: Solve for x
    x = 27,626,450.69/7,227.21
  6. Step 6: Final answer
    x = 3,822.56

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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.