Home / 7,389.99-11,087.01-3,230.37

Finding the Fourth Proportional to 7,389.99, 11,087.01 and 3,230.37

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Solution

The fourth proportional to 7,389.99, 11,087.01 and 3,230.37 is: 4,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.99 : 11,087.01 = 3,230.37 : x
  2. Step 2: Convert to fraction form
    7,389.99/11,087.01 = 3,230.37/x
  3. Step 3: Cross multiply
    7,389.99x = 11,087.01 × 3,230.37
  4. Step 4: Simplify right side
    7,389.99x = 35,815,144.49
  5. Step 5: Solve for x
    x = 35,815,144.49/7,389.99
  6. Step 6: Final answer
    x = 4,846.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.