Home / 3,968.70-5,939.01-2,926.23

Finding the Fourth Proportional to 3,968.70, 5,939.01 and 2,926.23

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Solution

The fourth proportional to 3,968.70, 5,939.01 and 2,926.23 is: 4,378.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,968.70 : 5,939.01 = 2,926.23 : x
  2. Step 2: Convert to fraction form
    3,968.70/5,939.01 = 2,926.23/x
  3. Step 3: Cross multiply
    3,968.70x = 5,939.01 × 2,926.23
  4. Step 4: Simplify right side
    3,968.70x = 17,378,909.23
  5. Step 5: Solve for x
    x = 17,378,909.23/3,968.70
  6. Step 6: Final answer
    x = 4,378.99

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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.