Home / 3,389.04-5,074.66-2,727.40

Finding the Fourth Proportional to 3,389.04, 5,074.66 and 2,727.40

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Solution

The fourth proportional to 3,389.04, 5,074.66 and 2,727.40 is: 4,083.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389.04 : 5,074.66 = 2,727.40 : x
  2. Step 2: Convert to fraction form
    3,389.04/5,074.66 = 2,727.40/x
  3. Step 3: Cross multiply
    3,389.04x = 5,074.66 × 2,727.40
  4. Step 4: Simplify right side
    3,389.04x = 13,840,627.68
  5. Step 5: Solve for x
    x = 13,840,627.68/3,389.04
  6. Step 6: Final answer
    x = 4,083.94

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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.