Home / 5,511.46-7,605.87-2,993.60

Finding the Fourth Proportional to 5,511.46, 7,605.87 and 2,993.60

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Solution

The fourth proportional to 5,511.46, 7,605.87 and 2,993.60 is: 4,131.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,511.46 : 7,605.87 = 2,993.60 : x
  2. Step 2: Convert to fraction form
    5,511.46/7,605.87 = 2,993.60/x
  3. Step 3: Cross multiply
    5,511.46x = 7,605.87 × 2,993.60
  4. Step 4: Simplify right side
    5,511.46x = 22,768,894.40
  5. Step 5: Solve for x
    x = 22,768,894.40/5,511.46
  6. Step 6: Final answer
    x = 4,131.19

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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.