Home / 3,757.90-5,632.44-2,830.46

Finding the Fourth Proportional to 3,757.90, 5,632.44 and 2,830.46

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Solution

The fourth proportional to 3,757.90, 5,632.44 and 2,830.46 is: 4,242.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,757.90 : 5,632.44 = 2,830.46 : x
  2. Step 2: Convert to fraction form
    3,757.90/5,632.44 = 2,830.46/x
  3. Step 3: Cross multiply
    3,757.90x = 5,632.44 × 2,830.46
  4. Step 4: Simplify right side
    3,757.90x = 15,942,396.12
  5. Step 5: Solve for x
    x = 15,942,396.12/3,757.90
  6. Step 6: Final answer
    x = 4,242.37

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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.