Home / 5,245.40-7,236.06-4,467.80

Finding the Fourth Proportional to 5,245.40, 7,236.06 and 4,467.80

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Solution

The fourth proportional to 5,245.40, 7,236.06 and 4,467.80 is: 6,163.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,245.40 : 7,236.06 = 4,467.80 : x
  2. Step 2: Convert to fraction form
    5,245.40/7,236.06 = 4,467.80/x
  3. Step 3: Cross multiply
    5,245.40x = 7,236.06 × 4,467.80
  4. Step 4: Simplify right side
    5,245.40x = 32,329,268.87
  5. Step 5: Solve for x
    x = 32,329,268.87/5,245.40
  6. Step 6: Final answer
    x = 6,163.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.