Home / 5,911.34-8,157.64-3,258.72

Finding the Fourth Proportional to 5,911.34, 8,157.64 and 3,258.72

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Solution

The fourth proportional to 5,911.34, 8,157.64 and 3,258.72 is: 4,497.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,911.34 : 8,157.64 = 3,258.72 : x
  2. Step 2: Convert to fraction form
    5,911.34/8,157.64 = 3,258.72/x
  3. Step 3: Cross multiply
    5,911.34x = 8,157.64 × 3,258.72
  4. Step 4: Simplify right side
    5,911.34x = 26,583,464.62
  5. Step 5: Solve for x
    x = 26,583,464.62/5,911.34
  6. Step 6: Final answer
    x = 4,497.03

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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.