Home / 8,258.35-11,392.29-5,228.33

Finding the Fourth Proportional to 8,258.35, 11,392.29 and 5,228.33

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Solution

The fourth proportional to 8,258.35, 11,392.29 and 5,228.33 is: 7,212.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,258.35 : 11,392.29 = 5,228.33 : x
  2. Step 2: Convert to fraction form
    8,258.35/11,392.29 = 5,228.33/x
  3. Step 3: Cross multiply
    8,258.35x = 11,392.29 × 5,228.33
  4. Step 4: Simplify right side
    8,258.35x = 59,562,651.58
  5. Step 5: Solve for x
    x = 59,562,651.58/8,258.35
  6. Step 6: Final answer
    x = 7,212.42

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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.