Home / 7,988.37-11,982.58-2,441.69

Finding the Fourth Proportional to 7,988.37, 11,982.58 and 2,441.69

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Solution

The fourth proportional to 7,988.37, 11,982.58 and 2,441.69 is: 3,662.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988.37 : 11,982.58 = 2,441.69 : x
  2. Step 2: Convert to fraction form
    7,988.37/11,982.58 = 2,441.69/x
  3. Step 3: Cross multiply
    7,988.37x = 11,982.58 × 2,441.69
  4. Step 4: Simplify right side
    7,988.37x = 29,257,767.90
  5. Step 5: Solve for x
    x = 29,257,767.90/7,988.37
  6. Step 6: Final answer
    x = 3,662.55

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Similar ratio
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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.