Home / 3,786.70-5,225.73-2,294.38

Finding the Fourth Proportional to 3,786.70, 5,225.73 and 2,294.38

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Solution

The fourth proportional to 3,786.70, 5,225.73 and 2,294.38 is: 3,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,786.70 : 5,225.73 = 2,294.38 : x
  2. Step 2: Convert to fraction form
    3,786.70/5,225.73 = 2,294.38/x
  3. Step 3: Cross multiply
    3,786.70x = 5,225.73 × 2,294.38
  4. Step 4: Simplify right side
    3,786.70x = 11,989,810.40
  5. Step 5: Solve for x
    x = 11,989,810.40/3,786.70
  6. Step 6: Final answer
    x = 3,166.30

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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.