Home / 11,394.20-17,093.70-3,603.80

Finding the Fourth Proportional to 11,394.20, 17,093.70 and 3,603.80

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Solution

The fourth proportional to 11,394.20, 17,093.70 and 3,603.80 is: 5,406.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,394.20 : 17,093.70 = 3,603.80 : x
  2. Step 2: Convert to fraction form
    11,394.20/17,093.70 = 3,603.80/x
  3. Step 3: Cross multiply
    11,394.20x = 17,093.70 × 3,603.80
  4. Step 4: Simplify right side
    11,394.20x = 61,602,276.06
  5. Step 5: Solve for x
    x = 61,602,276.06/11,394.20
  6. Step 6: Final answer
    x = 5,406.46

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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.