Home / 3,858.46-5,324.72-2,286.25

Finding the Fourth Proportional to 3,858.46, 5,324.72 and 2,286.25

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Solution

The fourth proportional to 3,858.46, 5,324.72 and 2,286.25 is: 3,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.46 : 5,324.72 = 2,286.25 : x
  2. Step 2: Convert to fraction form
    3,858.46/5,324.72 = 2,286.25/x
  3. Step 3: Cross multiply
    3,858.46x = 5,324.72 × 2,286.25
  4. Step 4: Simplify right side
    3,858.46x = 12,173,641.10
  5. Step 5: Solve for x
    x = 12,173,641.10/3,858.46
  6. Step 6: Final answer
    x = 3,155.05

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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.