Home / 9,015.22-13,520.49-2,773.63

Finding the Fourth Proportional to 9,015.22, 13,520.49 and 2,773.63

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Solution

The fourth proportional to 9,015.22, 13,520.49 and 2,773.63 is: 4,159.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,015.22 : 13,520.49 = 2,773.63 : x
  2. Step 2: Convert to fraction form
    9,015.22/13,520.49 = 2,773.63/x
  3. Step 3: Cross multiply
    9,015.22x = 13,520.49 × 2,773.63
  4. Step 4: Simplify right side
    9,015.22x = 37,500,836.68
  5. Step 5: Solve for x
    x = 37,500,836.68/9,015.22
  6. Step 6: Final answer
    x = 4,159.73

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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.