Home / 7,745.37-11,621.10-4,627.08

Finding the Fourth Proportional to 7,745.37, 11,621.10 and 4,627.08

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Solution

The fourth proportional to 7,745.37, 11,621.10 and 4,627.08 is: 6,942.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,745.37 : 11,621.10 = 4,627.08 : x
  2. Step 2: Convert to fraction form
    7,745.37/11,621.10 = 4,627.08/x
  3. Step 3: Cross multiply
    7,745.37x = 11,621.10 × 4,627.08
  4. Step 4: Simplify right side
    7,745.37x = 53,771,759.39
  5. Step 5: Solve for x
    x = 53,771,759.39/7,745.37
  6. Step 6: Final answer
    x = 6,942.44

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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.