Home / 5,511.62-7,605.92-2,993.71

Finding the Fourth Proportional to 5,511.62, 7,605.92 and 2,993.71

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Solution

The fourth proportional to 5,511.62, 7,605.92 and 2,993.71 is: 4,131.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.62 : 7,605.92 = 2,993.71 : x
  2. Step 2: Convert to fraction form
    5,511.62/7,605.92 = 2,993.71/x
  3. Step 3: Cross multiply
    5,511.62x = 7,605.92 × 2,993.71
  4. Step 4: Simplify right side
    5,511.62x = 22,769,865.77
  5. Step 5: Solve for x
    x = 22,769,865.77/5,511.62
  6. Step 6: Final answer
    x = 4,131.25

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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.