Home / 5,418.18-7,477.11-3,322.26

Finding the Fourth Proportional to 5,418.18, 7,477.11 and 3,322.26

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Solution

The fourth proportional to 5,418.18, 7,477.11 and 3,322.26 is: 4,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,418.18 : 7,477.11 = 3,322.26 : x
  2. Step 2: Convert to fraction form
    5,418.18/7,477.11 = 3,322.26/x
  3. Step 3: Cross multiply
    5,418.18x = 7,477.11 × 3,322.26
  4. Step 4: Simplify right side
    5,418.18x = 24,840,903.47
  5. Step 5: Solve for x
    x = 24,840,903.47/5,418.18
  6. Step 6: Final answer
    x = 4,584.73

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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.