Home / 7,198.30-10,778.01-4,593.34

Finding the Fourth Proportional to 7,198.30, 10,778.01 and 4,593.34

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Solution

The fourth proportional to 7,198.30, 10,778.01 and 4,593.34 is: 6,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,198.30 : 10,778.01 = 4,593.34 : x
  2. Step 2: Convert to fraction form
    7,198.30/10,778.01 = 4,593.34/x
  3. Step 3: Cross multiply
    7,198.30x = 10,778.01 × 4,593.34
  4. Step 4: Simplify right side
    7,198.30x = 49,507,064.45
  5. Step 5: Solve for x
    x = 49,507,064.45/7,198.30
  6. Step 6: Final answer
    x = 6,877.61

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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.