Home / 3,476.88-5,212.44-2,378.52

Finding the Fourth Proportional to 3,476.88, 5,212.44 and 2,378.52

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Solution

The fourth proportional to 3,476.88, 5,212.44 and 2,378.52 is: 3,565.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.88 : 5,212.44 = 2,378.52 : x
  2. Step 2: Convert to fraction form
    3,476.88/5,212.44 = 2,378.52/x
  3. Step 3: Cross multiply
    3,476.88x = 5,212.44 × 2,378.52
  4. Step 4: Simplify right side
    3,476.88x = 12,397,892.79
  5. Step 5: Solve for x
    x = 12,397,892.79/3,476.88
  6. Step 6: Final answer
    x = 3,565.81

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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.