Home / 3,905.03-5,858.33-1,439.87

Finding the Fourth Proportional to 3,905.03, 5,858.33 and 1,439.87

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Solution

The fourth proportional to 3,905.03, 5,858.33 and 1,439.87 is: 2,160.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905.03 : 5,858.33 = 1,439.87 : x
  2. Step 2: Convert to fraction form
    3,905.03/5,858.33 = 1,439.87/x
  3. Step 3: Cross multiply
    3,905.03x = 5,858.33 × 1,439.87
  4. Step 4: Simplify right side
    3,905.03x = 8,435,204.33
  5. Step 5: Solve for x
    x = 8,435,204.33/3,905.03
  6. Step 6: Final answer
    x = 2,160.09

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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.