Home / 3,979.09-5,952.05-3,683.84

Finding the Fourth Proportional to 3,979.09, 5,952.05 and 3,683.84

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Solution

The fourth proportional to 3,979.09, 5,952.05 and 3,683.84 is: 5,510.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979.09 : 5,952.05 = 3,683.84 : x
  2. Step 2: Convert to fraction form
    3,979.09/5,952.05 = 3,683.84/x
  3. Step 3: Cross multiply
    3,979.09x = 5,952.05 × 3,683.84
  4. Step 4: Simplify right side
    3,979.09x = 21,926,381.45
  5. Step 5: Solve for x
    x = 21,926,381.45/3,979.09
  6. Step 6: Final answer
    x = 5,510.41

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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.