Home / 5,068.11-6,993.80-3,180.71

Finding the Fourth Proportional to 5,068.11, 6,993.80 and 3,180.71

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Solution

The fourth proportional to 5,068.11, 6,993.80 and 3,180.71 is: 4,389.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,068.11 : 6,993.80 = 3,180.71 : x
  2. Step 2: Convert to fraction form
    5,068.11/6,993.80 = 3,180.71/x
  3. Step 3: Cross multiply
    5,068.11x = 6,993.80 × 3,180.71
  4. Step 4: Simplify right side
    5,068.11x = 22,245,198.73
  5. Step 5: Solve for x
    x = 22,245,198.73/5,068.11
  6. Step 6: Final answer
    x = 4,389.25

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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.