Home / 7,469.40-11,189.52-4,540.44

Finding the Fourth Proportional to 7,469.40, 11,189.52 and 4,540.44

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Solution

The fourth proportional to 7,469.40, 11,189.52 and 4,540.44 is: 6,801.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.40 : 11,189.52 = 4,540.44 : x
  2. Step 2: Convert to fraction form
    7,469.40/11,189.52 = 4,540.44/x
  3. Step 3: Cross multiply
    7,469.40x = 11,189.52 × 4,540.44
  4. Step 4: Simplify right side
    7,469.40x = 50,805,344.19
  5. Step 5: Solve for x
    x = 50,805,344.19/7,469.40
  6. Step 6: Final answer
    x = 6,801.80

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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.