Home / 7,184.24-9,912.75-4,199.49

Finding the Fourth Proportional to 7,184.24, 9,912.75 and 4,199.49

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Solution

The fourth proportional to 7,184.24, 9,912.75 and 4,199.49 is: 5,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.24 : 9,912.75 = 4,199.49 : x
  2. Step 2: Convert to fraction form
    7,184.24/9,912.75 = 4,199.49/x
  3. Step 3: Cross multiply
    7,184.24x = 9,912.75 × 4,199.49
  4. Step 4: Simplify right side
    7,184.24x = 41,628,494.50
  5. Step 5: Solve for x
    x = 41,628,494.50/7,184.24
  6. Step 6: Final answer
    x = 5,794.42

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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.