Home / 3,376.91-5,066.88-2,143.99

Finding the Fourth Proportional to 3,376.91, 5,066.88 and 2,143.99

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Solution

The fourth proportional to 3,376.91, 5,066.88 and 2,143.99 is: 3,216.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,376.91 : 5,066.88 = 2,143.99 : x
  2. Step 2: Convert to fraction form
    3,376.91/5,066.88 = 2,143.99/x
  3. Step 3: Cross multiply
    3,376.91x = 5,066.88 × 2,143.99
  4. Step 4: Simplify right side
    3,376.91x = 10,863,327.38
  5. Step 5: Solve for x
    x = 10,863,327.38/3,376.91
  6. Step 6: Final answer
    x = 3,216.94

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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.