Home / 3,133.92-4,324.68-1,736.64

Finding the Fourth Proportional to 3,133.92, 4,324.68 and 1,736.64

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Solution

The fourth proportional to 3,133.92, 4,324.68 and 1,736.64 is: 2,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.92 : 4,324.68 = 1,736.64 : x
  2. Step 2: Convert to fraction form
    3,133.92/4,324.68 = 1,736.64/x
  3. Step 3: Cross multiply
    3,133.92x = 4,324.68 × 1,736.64
  4. Step 4: Simplify right side
    3,133.92x = 7,510,412.28
  5. Step 5: Solve for x
    x = 7,510,412.28/3,133.92
  6. Step 6: Final answer
    x = 2,396.49

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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.