Home / 7,539.84-11,305.44-2,608.08

Finding the Fourth Proportional to 7,539.84, 11,305.44 and 2,608.08

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Solution

The fourth proportional to 7,539.84, 11,305.44 and 2,608.08 is: 3,910.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.84 : 11,305.44 = 2,608.08 : x
  2. Step 2: Convert to fraction form
    7,539.84/11,305.44 = 2,608.08/x
  3. Step 3: Cross multiply
    7,539.84x = 11,305.44 × 2,608.08
  4. Step 4: Simplify right side
    7,539.84x = 29,485,491.96
  5. Step 5: Solve for x
    x = 29,485,491.96/7,539.84
  6. Step 6: Final answer
    x = 3,910.63

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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.