Home / 5,399.17-7,450.94-3,162.36

Finding the Fourth Proportional to 5,399.17, 7,450.94 and 3,162.36

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Solution

The fourth proportional to 5,399.17, 7,450.94 and 3,162.36 is: 4,364.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.17 : 7,450.94 = 3,162.36 : x
  2. Step 2: Convert to fraction form
    5,399.17/7,450.94 = 3,162.36/x
  3. Step 3: Cross multiply
    5,399.17x = 7,450.94 × 3,162.36
  4. Step 4: Simplify right side
    5,399.17x = 23,562,554.62
  5. Step 5: Solve for x
    x = 23,562,554.62/5,399.17
  6. Step 6: Final answer
    x = 4,364.11

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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.