Home / 4,087.68-6,126.37-2,213.49

Finding the Fourth Proportional to 4,087.68, 6,126.37 and 2,213.49

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Solution

The fourth proportional to 4,087.68, 6,126.37 and 2,213.49 is: 3,317.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,087.68 : 6,126.37 = 2,213.49 : x
  2. Step 2: Convert to fraction form
    4,087.68/6,126.37 = 2,213.49/x
  3. Step 3: Cross multiply
    4,087.68x = 6,126.37 × 2,213.49
  4. Step 4: Simplify right side
    4,087.68x = 13,560,688.62
  5. Step 5: Solve for x
    x = 13,560,688.62/4,087.68
  6. Step 6: Final answer
    x = 3,317.46

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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.