Home / 3,328.27-4,992.93-1,107.18

Finding the Fourth Proportional to 3,328.27, 4,992.93 and 1,107.18

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Solution

The fourth proportional to 3,328.27, 4,992.93 and 1,107.18 is: 1,660.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.27 : 4,992.93 = 1,107.18 : x
  2. Step 2: Convert to fraction form
    3,328.27/4,992.93 = 1,107.18/x
  3. Step 3: Cross multiply
    3,328.27x = 4,992.93 × 1,107.18
  4. Step 4: Simplify right side
    3,328.27x = 5,528,066.70
  5. Step 5: Solve for x
    x = 5,528,066.70/3,328.27
  6. Step 6: Final answer
    x = 1,660.95

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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.