Home / 3,801.81-5,702.75-1,493.31

Finding the Fourth Proportional to 3,801.81, 5,702.75 and 1,493.31

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Solution

The fourth proportional to 3,801.81, 5,702.75 and 1,493.31 is: 2,239.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,801.81 : 5,702.75 = 1,493.31 : x
  2. Step 2: Convert to fraction form
    3,801.81/5,702.75 = 1,493.31/x
  3. Step 3: Cross multiply
    3,801.81x = 5,702.75 × 1,493.31
  4. Step 4: Simplify right side
    3,801.81x = 8,515,973.60
  5. Step 5: Solve for x
    x = 8,515,973.60/3,801.81
  6. Step 6: Final answer
    x = 2,239.98

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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.