Home / 3,028.34-4,179.32-1,850.06

Finding the Fourth Proportional to 3,028.34, 4,179.32 and 1,850.06

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Solution

The fourth proportional to 3,028.34, 4,179.32 and 1,850.06 is: 2,553.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028.34 : 4,179.32 = 1,850.06 : x
  2. Step 2: Convert to fraction form
    3,028.34/4,179.32 = 1,850.06/x
  3. Step 3: Cross multiply
    3,028.34x = 4,179.32 × 1,850.06
  4. Step 4: Simplify right side
    3,028.34x = 7,731,962.61
  5. Step 5: Solve for x
    x = 7,731,962.61/3,028.34
  6. Step 6: Final answer
    x = 2,553.21

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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.