Home / 3,329.12-4,958.79-3,160.64

Finding the Fourth Proportional to 3,329.12, 4,958.79 and 3,160.64

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Solution

The fourth proportional to 3,329.12, 4,958.79 and 3,160.64 is: 4,707.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.12 : 4,958.79 = 3,160.64 : x
  2. Step 2: Convert to fraction form
    3,329.12/4,958.79 = 3,160.64/x
  3. Step 3: Cross multiply
    3,329.12x = 4,958.79 × 3,160.64
  4. Step 4: Simplify right side
    3,329.12x = 15,672,934.22
  5. Step 5: Solve for x
    x = 15,672,934.22/3,329.12
  6. Step 6: Final answer
    x = 4,707.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.