Home / 3,904.40-5,858.04-2,865.44

Finding the Fourth Proportional to 3,904.40, 5,858.04 and 2,865.44

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Solution

The fourth proportional to 3,904.40, 5,858.04 and 2,865.44 is: 4,299.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,904.40 : 5,858.04 = 2,865.44 : x
  2. Step 2: Convert to fraction form
    3,904.40/5,858.04 = 2,865.44/x
  3. Step 3: Cross multiply
    3,904.40x = 5,858.04 × 2,865.44
  4. Step 4: Simplify right side
    3,904.40x = 16,785,862.14
  5. Step 5: Solve for x
    x = 16,785,862.14/3,904.40
  6. Step 6: Final answer
    x = 4,299.22

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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.