Home / 7,950.12-11,918.91-5,022.25

Finding the Fourth Proportional to 7,950.12, 11,918.91 and 5,022.25

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Solution

The fourth proportional to 7,950.12, 11,918.91 and 5,022.25 is: 7,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,950.12 : 11,918.91 = 5,022.25 : x
  2. Step 2: Convert to fraction form
    7,950.12/11,918.91 = 5,022.25/x
  3. Step 3: Cross multiply
    7,950.12x = 11,918.91 × 5,022.25
  4. Step 4: Simplify right side
    7,950.12x = 59,859,745.75
  5. Step 5: Solve for x
    x = 59,859,745.75/7,950.12
  6. Step 6: Final answer
    x = 7,529.41

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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.