Home / 3,479.91-5,210.44-2,548.41

Finding the Fourth Proportional to 3,479.91, 5,210.44 and 2,548.41

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Solution

The fourth proportional to 3,479.91, 5,210.44 and 2,548.41 is: 3,815.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.91 : 5,210.44 = 2,548.41 : x
  2. Step 2: Convert to fraction form
    3,479.91/5,210.44 = 2,548.41/x
  3. Step 3: Cross multiply
    3,479.91x = 5,210.44 × 2,548.41
  4. Step 4: Simplify right side
    3,479.91x = 13,278,337.40
  5. Step 5: Solve for x
    x = 13,278,337.40/3,479.91
  6. Step 6: Final answer
    x = 3,815.71

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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.