Home / 7,469.40-11,193.14-4,540.64

Finding the Fourth Proportional to 7,469.40, 11,193.14 and 4,540.64

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Solution

The fourth proportional to 7,469.40, 11,193.14 and 4,540.64 is: 6,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,469.40 : 11,193.14 = 4,540.64 : x
  2. Step 2: Convert to fraction form
    7,469.40/11,193.14 = 4,540.64/x
  3. Step 3: Cross multiply
    7,469.40x = 11,193.14 × 4,540.64
  4. Step 4: Simplify right side
    7,469.40x = 50,824,019.21
  5. Step 5: Solve for x
    x = 50,824,019.21/7,469.40
  6. Step 6: Final answer
    x = 6,804.30

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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.