Home / 5,399.25-7,450.44-3,009.34

Finding the Fourth Proportional to 5,399.25, 7,450.44 and 3,009.34

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Solution

The fourth proportional to 5,399.25, 7,450.44 and 3,009.34 is: 4,152.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,399.25 : 7,450.44 = 3,009.34 : x
  2. Step 2: Convert to fraction form
    5,399.25/7,450.44 = 3,009.34/x
  3. Step 3: Cross multiply
    5,399.25x = 7,450.44 × 3,009.34
  4. Step 4: Simplify right side
    5,399.25x = 22,420,907.11
  5. Step 5: Solve for x
    x = 22,420,907.11/5,399.25
  6. Step 6: Final answer
    x = 4,152.60

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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.