Home / 5,214.11-7,195.43-2,824.05

Finding the Fourth Proportional to 5,214.11, 7,195.43 and 2,824.05

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Solution

The fourth proportional to 5,214.11, 7,195.43 and 2,824.05 is: 3,897.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,214.11 : 7,195.43 = 2,824.05 : x
  2. Step 2: Convert to fraction form
    5,214.11/7,195.43 = 2,824.05/x
  3. Step 3: Cross multiply
    5,214.11x = 7,195.43 × 2,824.05
  4. Step 4: Simplify right side
    5,214.11x = 20,320,254.09
  5. Step 5: Solve for x
    x = 20,320,254.09/5,214.11
  6. Step 6: Final answer
    x = 3,897.17

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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.