Home / 3,346.88-4,616.66-2,168.64

Finding the Fourth Proportional to 3,346.88, 4,616.66 and 2,168.64

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Solution

The fourth proportional to 3,346.88, 4,616.66 and 2,168.64 is: 2,991.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,346.88 : 4,616.66 = 2,168.64 : x
  2. Step 2: Convert to fraction form
    3,346.88/4,616.66 = 2,168.64/x
  3. Step 3: Cross multiply
    3,346.88x = 4,616.66 × 2,168.64
  4. Step 4: Simplify right side
    3,346.88x = 10,011,873.54
  5. Step 5: Solve for x
    x = 10,011,873.54/3,346.88
  6. Step 6: Final answer
    x = 2,991.40

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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.