Home / 3,943.28-5,914.92-1,346.22

Finding the Fourth Proportional to 3,943.28, 5,914.92 and 1,346.22

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Solution

The fourth proportional to 3,943.28, 5,914.92 and 1,346.22 is: 2,019.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.28 : 5,914.92 = 1,346.22 : x
  2. Step 2: Convert to fraction form
    3,943.28/5,914.92 = 1,346.22/x
  3. Step 3: Cross multiply
    3,943.28x = 5,914.92 × 1,346.22
  4. Step 4: Simplify right side
    3,943.28x = 7,962,788.65
  5. Step 5: Solve for x
    x = 7,962,788.65/3,943.28
  6. Step 6: Final answer
    x = 2,019.33

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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.