Home / 3,109.24-4,663.86-2,560.27

Finding the Fourth Proportional to 3,109.24, 4,663.86 and 2,560.27

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Solution

The fourth proportional to 3,109.24, 4,663.86 and 2,560.27 is: 3,840.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,109.24 : 4,663.86 = 2,560.27 : x
  2. Step 2: Convert to fraction form
    3,109.24/4,663.86 = 2,560.27/x
  3. Step 3: Cross multiply
    3,109.24x = 4,663.86 × 2,560.27
  4. Step 4: Simplify right side
    3,109.24x = 11,940,740.84
  5. Step 5: Solve for x
    x = 11,940,740.84/3,109.24
  6. Step 6: Final answer
    x = 3,840.41

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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.