Home / 3,176.45-4,383.91-1,850.17

Finding the Fourth Proportional to 3,176.45, 4,383.91 and 1,850.17

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Solution

The fourth proportional to 3,176.45, 4,383.91 and 1,850.17 is: 2,553.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.45 : 4,383.91 = 1,850.17 : x
  2. Step 2: Convert to fraction form
    3,176.45/4,383.91 = 1,850.17/x
  3. Step 3: Cross multiply
    3,176.45x = 4,383.91 × 1,850.17
  4. Step 4: Simplify right side
    3,176.45x = 8,110,978.76
  5. Step 5: Solve for x
    x = 8,110,978.76/3,176.45
  6. Step 6: Final answer
    x = 2,553.47

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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.