Home / 6,818.43-9,414.09-5,222.26

Finding the Fourth Proportional to 6,818.43, 9,414.09 and 5,222.26

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Solution

The fourth proportional to 6,818.43, 9,414.09 and 5,222.26 is: 7,210.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,818.43 : 9,414.09 = 5,222.26 : x
  2. Step 2: Convert to fraction form
    6,818.43/9,414.09 = 5,222.26/x
  3. Step 3: Cross multiply
    6,818.43x = 9,414.09 × 5,222.26
  4. Step 4: Simplify right side
    6,818.43x = 49,162,825.64
  5. Step 5: Solve for x
    x = 49,162,825.64/6,818.43
  6. Step 6: Final answer
    x = 7,210.29

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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.