Home / 3,329.40-4,992.66-1,019.64

Finding the Fourth Proportional to 3,329.40, 4,992.66 and 1,019.64

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Solution

The fourth proportional to 3,329.40, 4,992.66 and 1,019.64 is: 1,529.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.40 : 4,992.66 = 1,019.64 : x
  2. Step 2: Convert to fraction form
    3,329.40/4,992.66 = 1,019.64/x
  3. Step 3: Cross multiply
    3,329.40x = 4,992.66 × 1,019.64
  4. Step 4: Simplify right side
    3,329.40x = 5,090,715.84
  5. Step 5: Solve for x
    x = 5,090,715.84/3,329.40
  6. Step 6: Final answer
    x = 1,529.02

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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.