Home / 6,816.40-10,221.26-4,042.33

Finding the Fourth Proportional to 6,816.40, 10,221.26 and 4,042.33

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Solution

The fourth proportional to 6,816.40, 10,221.26 and 4,042.33 is: 6,061.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,816.40 : 10,221.26 = 4,042.33 : x
  2. Step 2: Convert to fraction form
    6,816.40/10,221.26 = 4,042.33/x
  3. Step 3: Cross multiply
    6,816.40x = 10,221.26 × 4,042.33
  4. Step 4: Simplify right side
    6,816.40x = 41,317,660.17
  5. Step 5: Solve for x
    x = 41,317,660.17/6,816.40
  6. Step 6: Final answer
    x = 6,061.51

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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.