Home / 3,027.12-4,177.32-1,850.16

Finding the Fourth Proportional to 3,027.12, 4,177.32 and 1,850.16

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Solution

The fourth proportional to 3,027.12, 4,177.32 and 1,850.16 is: 2,553.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.12 : 4,177.32 = 1,850.16 : x
  2. Step 2: Convert to fraction form
    3,027.12/4,177.32 = 1,850.16/x
  3. Step 3: Cross multiply
    3,027.12x = 4,177.32 × 1,850.16
  4. Step 4: Simplify right side
    3,027.12x = 7,728,710.37
  5. Step 5: Solve for x
    x = 7,728,710.37/3,027.12
  6. Step 6: Final answer
    x = 2,553.16

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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.