Home / 4,222.26-5,826.33-2,647.62

Finding the Fourth Proportional to 4,222.26, 5,826.33 and 2,647.62

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Solution

The fourth proportional to 4,222.26, 5,826.33 and 2,647.62 is: 3,653.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.26 : 5,826.33 = 2,647.62 : x
  2. Step 2: Convert to fraction form
    4,222.26/5,826.33 = 2,647.62/x
  3. Step 3: Cross multiply
    4,222.26x = 5,826.33 × 2,647.62
  4. Step 4: Simplify right side
    4,222.26x = 15,425,907.83
  5. Step 5: Solve for x
    x = 15,425,907.83/4,222.26
  6. Step 6: Final answer
    x = 3,653.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.