Home / 4,214.82-5,809.83-2,886.23

Finding the Fourth Proportional to 4,214.82, 5,809.83 and 2,886.23

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Solution

The fourth proportional to 4,214.82, 5,809.83 and 2,886.23 is: 3,978.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,214.82 : 5,809.83 = 2,886.23 : x
  2. Step 2: Convert to fraction form
    4,214.82/5,809.83 = 2,886.23/x
  3. Step 3: Cross multiply
    4,214.82x = 5,809.83 × 2,886.23
  4. Step 4: Simplify right side
    4,214.82x = 16,768,476.59
  5. Step 5: Solve for x
    x = 16,768,476.59/4,214.82
  6. Step 6: Final answer
    x = 3,978.46

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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.