Home / 3,328.45-4,992.66-1,019.95

Finding the Fourth Proportional to 3,328.45, 4,992.66 and 1,019.95

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Solution

The fourth proportional to 3,328.45, 4,992.66 and 1,019.95 is: 1,529.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.45 : 4,992.66 = 1,019.95 : x
  2. Step 2: Convert to fraction form
    3,328.45/4,992.66 = 1,019.95/x
  3. Step 3: Cross multiply
    3,328.45x = 4,992.66 × 1,019.95
  4. Step 4: Simplify right side
    3,328.45x = 5,092,263.57
  5. Step 5: Solve for x
    x = 5,092,263.57/3,328.45
  6. Step 6: Final answer
    x = 1,529.92

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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.