Home / 3,348.71-4,619.18-2,214.38

Finding the Fourth Proportional to 3,348.71, 4,619.18 and 2,214.38

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Solution

The fourth proportional to 3,348.71, 4,619.18 and 2,214.38 is: 3,054.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348.71 : 4,619.18 = 2,214.38 : x
  2. Step 2: Convert to fraction form
    3,348.71/4,619.18 = 2,214.38/x
  3. Step 3: Cross multiply
    3,348.71x = 4,619.18 × 2,214.38
  4. Step 4: Simplify right side
    3,348.71x = 10,228,620.28
  5. Step 5: Solve for x
    x = 10,228,620.28/3,348.71
  6. Step 6: Final answer
    x = 3,054.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.