Home / 3,479.45-5,210.97-2,693.15

Finding the Fourth Proportional to 3,479.45, 5,210.97 and 2,693.15

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Solution

The fourth proportional to 3,479.45, 5,210.97 and 2,693.15 is: 4,033.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,479.45 : 5,210.97 = 2,693.15 : x
  2. Step 2: Convert to fraction form
    3,479.45/5,210.97 = 2,693.15/x
  3. Step 3: Cross multiply
    3,479.45x = 5,210.97 × 2,693.15
  4. Step 4: Simplify right side
    3,479.45x = 14,033,936.88
  5. Step 5: Solve for x
    x = 14,033,936.88/3,479.45
  6. Step 6: Final answer
    x = 4,033.38

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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.