Home / 7,971.94-11,958.33-2,425.45

Finding the Fourth Proportional to 7,971.94, 11,958.33 and 2,425.45

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Solution

The fourth proportional to 7,971.94, 11,958.33 and 2,425.45 is: 3,638.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971.94 : 11,958.33 = 2,425.45 : x
  2. Step 2: Convert to fraction form
    7,971.94/11,958.33 = 2,425.45/x
  3. Step 3: Cross multiply
    7,971.94x = 11,958.33 × 2,425.45
  4. Step 4: Simplify right side
    7,971.94x = 29,004,331.50
  5. Step 5: Solve for x
    x = 29,004,331.50/7,971.94
  6. Step 6: Final answer
    x = 3,638.30

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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.