Home / 4,146.23-5,723.91-3,199.89

Finding the Fourth Proportional to 4,146.23, 5,723.91 and 3,199.89

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Solution

The fourth proportional to 4,146.23, 5,723.91 and 3,199.89 is: 4,417.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,146.23 : 5,723.91 = 3,199.89 : x
  2. Step 2: Convert to fraction form
    4,146.23/5,723.91 = 3,199.89/x
  3. Step 3: Cross multiply
    4,146.23x = 5,723.91 × 3,199.89
  4. Step 4: Simplify right side
    4,146.23x = 18,315,882.37
  5. Step 5: Solve for x
    x = 18,315,882.37/4,146.23
  6. Step 6: Final answer
    x = 4,417.48

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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.