Home / 7,755.48-11,633.07-2,208.86

Finding the Fourth Proportional to 7,755.48, 11,633.07 and 2,208.86

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Solution

The fourth proportional to 7,755.48, 11,633.07 and 2,208.86 is: 3,313.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,755.48 : 11,633.07 = 2,208.86 : x
  2. Step 2: Convert to fraction form
    7,755.48/11,633.07 = 2,208.86/x
  3. Step 3: Cross multiply
    7,755.48x = 11,633.07 × 2,208.86
  4. Step 4: Simplify right side
    7,755.48x = 25,695,823.00
  5. Step 5: Solve for x
    x = 25,695,823.00/7,755.48
  6. Step 6: Final answer
    x = 3,313.25

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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.