Home / 3,381.61-4,668.69-2,206.03

Finding the Fourth Proportional to 3,381.61, 4,668.69 and 2,206.03

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Solution

The fourth proportional to 3,381.61, 4,668.69 and 2,206.03 is: 3,045.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.61 : 4,668.69 = 2,206.03 : x
  2. Step 2: Convert to fraction form
    3,381.61/4,668.69 = 2,206.03/x
  3. Step 3: Cross multiply
    3,381.61x = 4,668.69 × 2,206.03
  4. Step 4: Simplify right side
    3,381.61x = 10,299,270.20
  5. Step 5: Solve for x
    x = 10,299,270.20/3,381.61
  6. Step 6: Final answer
    x = 3,045.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.