Home / 7,660.12-11,493.60-3,444.22

Finding the Fourth Proportional to 7,660.12, 11,493.60 and 3,444.22

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Solution

The fourth proportional to 7,660.12, 11,493.60 and 3,444.22 is: 5,167.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.12 : 11,493.60 = 3,444.22 : x
  2. Step 2: Convert to fraction form
    7,660.12/11,493.60 = 3,444.22/x
  3. Step 3: Cross multiply
    7,660.12x = 11,493.60 × 3,444.22
  4. Step 4: Simplify right side
    7,660.12x = 39,586,488.44
  5. Step 5: Solve for x
    x = 39,586,488.44/7,660.12
  6. Step 6: Final answer
    x = 5,167.87

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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.