Home / 4,309.28-5,942.29-3,192.39

Finding the Fourth Proportional to 4,309.28, 5,942.29 and 3,192.39

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Solution

The fourth proportional to 4,309.28, 5,942.29 and 3,192.39 is: 4,402.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,309.28 : 5,942.29 = 3,192.39 : x
  2. Step 2: Convert to fraction form
    4,309.28/5,942.29 = 3,192.39/x
  3. Step 3: Cross multiply
    4,309.28x = 5,942.29 × 3,192.39
  4. Step 4: Simplify right side
    4,309.28x = 18,970,107.17
  5. Step 5: Solve for x
    x = 18,970,107.17/4,309.28
  6. Step 6: Final answer
    x = 4,402.15

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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.