Home / 3,914.28-5,399.22-2,423.04

Finding the Fourth Proportional to 3,914.28, 5,399.22 and 2,423.04

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Solution

The fourth proportional to 3,914.28, 5,399.22 and 2,423.04 is: 3,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,914.28 : 5,399.22 = 2,423.04 : x
  2. Step 2: Convert to fraction form
    3,914.28/5,399.22 = 2,423.04/x
  3. Step 3: Cross multiply
    3,914.28x = 5,399.22 × 2,423.04
  4. Step 4: Simplify right side
    3,914.28x = 13,082,526.03
  5. Step 5: Solve for x
    x = 13,082,526.03/3,914.28
  6. Step 6: Final answer
    x = 3,342.26

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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.