Home / 3,346.96-5,015.76-2,850.79

Finding the Fourth Proportional to 3,346.96, 5,015.76 and 2,850.79

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Solution

The fourth proportional to 3,346.96, 5,015.76 and 2,850.79 is: 4,272.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.96 : 5,015.76 = 2,850.79 : x
  2. Step 2: Convert to fraction form
    3,346.96/5,015.76 = 2,850.79/x
  3. Step 3: Cross multiply
    3,346.96x = 5,015.76 × 2,850.79
  4. Step 4: Simplify right side
    3,346.96x = 14,298,878.45
  5. Step 5: Solve for x
    x = 14,298,878.45/3,346.96
  6. Step 6: Final answer
    x = 4,272.20

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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.