Home / 3,640.27-5,021.67-2,295.15

Finding the Fourth Proportional to 3,640.27, 5,021.67 and 2,295.15

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Solution

The fourth proportional to 3,640.27, 5,021.67 and 2,295.15 is: 3,166.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,640.27 : 5,021.67 = 2,295.15 : x
  2. Step 2: Convert to fraction form
    3,640.27/5,021.67 = 2,295.15/x
  3. Step 3: Cross multiply
    3,640.27x = 5,021.67 × 2,295.15
  4. Step 4: Simplify right side
    3,640.27x = 11,525,476.28
  5. Step 5: Solve for x
    x = 11,525,476.28/3,640.27
  6. Step 6: Final answer
    x = 3,166.11

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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.