Home / 3,511.73-5,267.60-2,539.73

Finding the Fourth Proportional to 3,511.73, 5,267.60 and 2,539.73

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Solution

The fourth proportional to 3,511.73, 5,267.60 and 2,539.73 is: 3,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.73 : 5,267.60 = 2,539.73 : x
  2. Step 2: Convert to fraction form
    3,511.73/5,267.60 = 2,539.73/x
  3. Step 3: Cross multiply
    3,511.73x = 5,267.60 × 2,539.73
  4. Step 4: Simplify right side
    3,511.73x = 13,378,281.75
  5. Step 5: Solve for x
    x = 13,378,281.75/3,511.73
  6. Step 6: Final answer
    x = 3,809.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.