Home / 3,883.69-5,359.55-2,392.28

Finding the Fourth Proportional to 3,883.69, 5,359.55 and 2,392.28

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Solution

The fourth proportional to 3,883.69, 5,359.55 and 2,392.28 is: 3,301.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.69 : 5,359.55 = 2,392.28 : x
  2. Step 2: Convert to fraction form
    3,883.69/5,359.55 = 2,392.28/x
  3. Step 3: Cross multiply
    3,883.69x = 5,359.55 × 2,392.28
  4. Step 4: Simplify right side
    3,883.69x = 12,821,544.27
  5. Step 5: Solve for x
    x = 12,821,544.27/3,883.69
  6. Step 6: Final answer
    x = 3,301.38

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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.