Home / 4,243.05-5,855.90-4,106.97

Finding the Fourth Proportional to 4,243.05, 5,855.90 and 4,106.97

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Solution

The fourth proportional to 4,243.05, 5,855.90 and 4,106.97 is: 5,668.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.05 : 5,855.90 = 4,106.97 : x
  2. Step 2: Convert to fraction form
    4,243.05/5,855.90 = 4,106.97/x
  3. Step 3: Cross multiply
    4,243.05x = 5,855.90 × 4,106.97
  4. Step 4: Simplify right side
    4,243.05x = 24,049,985.09
  5. Step 5: Solve for x
    x = 24,049,985.09/4,243.05
  6. Step 6: Final answer
    x = 5,668.09

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1.5x scale

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.