Home / 11,702.40-17,553.60-3,804.90

Finding the Fourth Proportional to 11,702.40, 17,553.60 and 3,804.90

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Solution

The fourth proportional to 11,702.40, 17,553.60 and 3,804.90 is: 5,707.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,702.40 : 17,553.60 = 3,804.90 : x
  2. Step 2: Convert to fraction form
    11,702.40/17,553.60 = 3,804.90/x
  3. Step 3: Cross multiply
    11,702.40x = 17,553.60 × 3,804.90
  4. Step 4: Simplify right side
    11,702.40x = 66,789,692.64
  5. Step 5: Solve for x
    x = 66,789,692.64/11,702.40
  6. Step 6: Final answer
    x = 5,707.35

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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.