Home / 5,511.37-7,605.64-2,993.55

Finding the Fourth Proportional to 5,511.37, 7,605.64 and 2,993.55

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Solution

The fourth proportional to 5,511.37, 7,605.64 and 2,993.55 is: 4,131.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.37 : 7,605.64 = 2,993.55 : x
  2. Step 2: Convert to fraction form
    5,511.37/7,605.64 = 2,993.55/x
  3. Step 3: Cross multiply
    5,511.37x = 7,605.64 × 2,993.55
  4. Step 4: Simplify right side
    5,511.37x = 22,767,863.62
  5. Step 5: Solve for x
    x = 22,767,863.62/5,511.37
  6. Step 6: Final answer
    x = 4,131.07

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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.