Home / 4,258.05-6,384.44-1,791.60

Finding the Fourth Proportional to 4,258.05, 6,384.44 and 1,791.60

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Solution

The fourth proportional to 4,258.05, 6,384.44 and 1,791.60 is: 2,686.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.05 : 6,384.44 = 1,791.60 : x
  2. Step 2: Convert to fraction form
    4,258.05/6,384.44 = 1,791.60/x
  3. Step 3: Cross multiply
    4,258.05x = 6,384.44 × 1,791.60
  4. Step 4: Simplify right side
    4,258.05x = 11,438,353.75
  5. Step 5: Solve for x
    x = 11,438,353.75/4,258.05
  6. Step 6: Final answer
    x = 2,686.29

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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.