Home / 3,745.10-5,617.65-1,796.30

Finding the Fourth Proportional to 3,745.10, 5,617.65 and 1,796.30

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Solution

The fourth proportional to 3,745.10, 5,617.65 and 1,796.30 is: 2,694.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.10 : 5,617.65 = 1,796.30 : x
  2. Step 2: Convert to fraction form
    3,745.10/5,617.65 = 1,796.30/x
  3. Step 3: Cross multiply
    3,745.10x = 5,617.65 × 1,796.30
  4. Step 4: Simplify right side
    3,745.10x = 10,090,984.70
  5. Step 5: Solve for x
    x = 10,090,984.70/3,745.10
  6. Step 6: Final answer
    x = 2,694.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.