Home / 9,235.49-13,855.30-3,691.44

Finding the Fourth Proportional to 9,235.49, 13,855.30 and 3,691.44

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Solution

The fourth proportional to 9,235.49, 13,855.30 and 3,691.44 is: 5,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,235.49 : 13,855.30 = 3,691.44 : x
  2. Step 2: Convert to fraction form
    9,235.49/13,855.30 = 3,691.44/x
  3. Step 3: Cross multiply
    9,235.49x = 13,855.30 × 3,691.44
  4. Step 4: Simplify right side
    9,235.49x = 51,145,999.40
  5. Step 5: Solve for x
    x = 51,145,999.40/9,235.49
  6. Step 6: Final answer
    x = 5,537.99

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1.5x scale

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.