Home / 5,511.58-7,605.77-2,993.64

Finding the Fourth Proportional to 5,511.58, 7,605.77 and 2,993.64

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Solution

The fourth proportional to 5,511.58, 7,605.77 and 2,993.64 is: 4,131.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.58 : 7,605.77 = 2,993.64 : x
  2. Step 2: Convert to fraction form
    5,511.58/7,605.77 = 2,993.64/x
  3. Step 3: Cross multiply
    5,511.58x = 7,605.77 × 2,993.64
  4. Step 4: Simplify right side
    5,511.58x = 22,768,937.30
  5. Step 5: Solve for x
    x = 22,768,937.30/5,511.58
  6. Step 6: Final answer
    x = 4,131.11

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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.