Home / 5,511.21-7,605.36-2,993.25

Finding the Fourth Proportional to 5,511.21, 7,605.36 and 2,993.25

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Solution

The fourth proportional to 5,511.21, 7,605.36 and 2,993.25 is: 4,130.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.21 : 7,605.36 = 2,993.25 : x
  2. Step 2: Convert to fraction form
    5,511.21/7,605.36 = 2,993.25/x
  3. Step 3: Cross multiply
    5,511.21x = 7,605.36 × 2,993.25
  4. Step 4: Simplify right side
    5,511.21x = 22,764,743.82
  5. Step 5: Solve for x
    x = 22,764,743.82/5,511.21
  6. Step 6: Final answer
    x = 4,130.63

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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.