Home / 8,782.68-13,174.05-3,233.62

Finding the Fourth Proportional to 8,782.68, 13,174.05 and 3,233.62

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Solution

The fourth proportional to 8,782.68, 13,174.05 and 3,233.62 is: 4,850.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,782.68 : 13,174.05 = 3,233.62 : x
  2. Step 2: Convert to fraction form
    8,782.68/13,174.05 = 3,233.62/x
  3. Step 3: Cross multiply
    8,782.68x = 13,174.05 × 3,233.62
  4. Step 4: Simplify right side
    8,782.68x = 42,599,871.56
  5. Step 5: Solve for x
    x = 42,599,871.56/8,782.68
  6. Step 6: Final answer
    x = 4,850.44

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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.