Home / 11,745.72-17,622.41-4,350.72

Finding the Fourth Proportional to 11,745.72, 17,622.41 and 4,350.72

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Solution

The fourth proportional to 11,745.72, 17,622.41 and 4,350.72 is: 6,527.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,745.72 : 17,622.41 = 4,350.72 : x
  2. Step 2: Convert to fraction form
    11,745.72/17,622.41 = 4,350.72/x
  3. Step 3: Cross multiply
    11,745.72x = 17,622.41 × 4,350.72
  4. Step 4: Simplify right side
    11,745.72x = 76,670,094.40
  5. Step 5: Solve for x
    x = 76,670,094.40/11,745.72
  6. Step 6: Final answer
    x = 6,527.49

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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.