Home / 3,324.81-4,585.91-2,858.25

Finding the Fourth Proportional to 3,324.81, 4,585.91 and 2,858.25

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Solution

The fourth proportional to 3,324.81, 4,585.91 and 2,858.25 is: 3,942.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.81 : 4,585.91 = 2,858.25 : x
  2. Step 2: Convert to fraction form
    3,324.81/4,585.91 = 2,858.25/x
  3. Step 3: Cross multiply
    3,324.81x = 4,585.91 × 2,858.25
  4. Step 4: Simplify right side
    3,324.81x = 13,107,662.97
  5. Step 5: Solve for x
    x = 13,107,662.97/3,324.81
  6. Step 6: Final answer
    x = 3,942.38

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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.