Home / 6,799.56-9,383.35-3,815.39

Finding the Fourth Proportional to 6,799.56, 9,383.35 and 3,815.39

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Solution

The fourth proportional to 6,799.56, 9,383.35 and 3,815.39 is: 5,265.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,799.56 : 9,383.35 = 3,815.39 : x
  2. Step 2: Convert to fraction form
    6,799.56/9,383.35 = 3,815.39/x
  3. Step 3: Cross multiply
    6,799.56x = 9,383.35 × 3,815.39
  4. Step 4: Simplify right side
    6,799.56x = 35,801,073.76
  5. Step 5: Solve for x
    x = 35,801,073.76/6,799.56
  6. Step 6: Final answer
    x = 5,265.20

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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.