Home / 3,858.21-5,324.09-2,264.65

Finding the Fourth Proportional to 3,858.21, 5,324.09 and 2,264.65

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Solution

The fourth proportional to 3,858.21, 5,324.09 and 2,264.65 is: 3,125.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,858.21 : 5,324.09 = 2,264.65 : x
  2. Step 2: Convert to fraction form
    3,858.21/5,324.09 = 2,264.65/x
  3. Step 3: Cross multiply
    3,858.21x = 5,324.09 × 2,264.65
  4. Step 4: Simplify right side
    3,858.21x = 12,057,175.79
  5. Step 5: Solve for x
    x = 12,057,175.79/3,858.21
  6. Step 6: Final answer
    x = 3,125.07

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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.