Home / 7,087.66-10,627.84-3,189.94

Finding the Fourth Proportional to 7,087.66, 10,627.84 and 3,189.94

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Solution

The fourth proportional to 7,087.66, 10,627.84 and 3,189.94 is: 4,783.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,087.66 : 10,627.84 = 3,189.94 : x
  2. Step 2: Convert to fraction form
    7,087.66/10,627.84 = 3,189.94/x
  3. Step 3: Cross multiply
    7,087.66x = 10,627.84 × 3,189.94
  4. Step 4: Simplify right side
    7,087.66x = 33,902,149.35
  5. Step 5: Solve for x
    x = 33,902,149.35/7,087.66
  6. Step 6: Final answer
    x = 4,783.27

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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.