Home / 11,648.62-17,475.63-3,328.75

Finding the Fourth Proportional to 11,648.62, 17,475.63 and 3,328.75

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Solution

The fourth proportional to 11,648.62, 17,475.63 and 3,328.75 is: 4,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,648.62 : 17,475.63 = 3,328.75 : x
  2. Step 2: Convert to fraction form
    11,648.62/17,475.63 = 3,328.75/x
  3. Step 3: Cross multiply
    11,648.62x = 17,475.63 × 3,328.75
  4. Step 4: Simplify right side
    11,648.62x = 58,172,003.36
  5. Step 5: Solve for x
    x = 58,172,003.36/11,648.62
  6. Step 6: Final answer
    x = 4,993.90

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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.