Home / 4,284.43-6,418.29-2,819.14

Finding the Fourth Proportional to 4,284.43, 6,418.29 and 2,819.14

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Solution

The fourth proportional to 4,284.43, 6,418.29 and 2,819.14 is: 4,223.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,284.43 : 6,418.29 = 2,819.14 : x
  2. Step 2: Convert to fraction form
    4,284.43/6,418.29 = 2,819.14/x
  3. Step 3: Cross multiply
    4,284.43x = 6,418.29 × 2,819.14
  4. Step 4: Simplify right side
    4,284.43x = 18,094,058.07
  5. Step 5: Solve for x
    x = 18,094,058.07/4,284.43
  6. Step 6: Final answer
    x = 4,223.21

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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.