Home / 5,718.60-8,582.82-3,258.36

Finding the Fourth Proportional to 5,718.60, 8,582.82 and 3,258.36

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Solution

The fourth proportional to 5,718.60, 8,582.82 and 3,258.36 is: 4,890.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,718.60 : 8,582.82 = 3,258.36 : x
  2. Step 2: Convert to fraction form
    5,718.60/8,582.82 = 3,258.36/x
  3. Step 3: Cross multiply
    5,718.60x = 8,582.82 × 3,258.36
  4. Step 4: Simplify right side
    5,718.60x = 27,965,917.38
  5. Step 5: Solve for x
    x = 27,965,917.38/5,718.60
  6. Step 6: Final answer
    x = 4,890.34

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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.