Home / 10,783.54-16,176.48-3,388.24

Finding the Fourth Proportional to 10,783.54, 16,176.48 and 3,388.24

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Solution

The fourth proportional to 10,783.54, 16,176.48 and 3,388.24 is: 5,082.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,783.54 : 16,176.48 = 3,388.24 : x
  2. Step 2: Convert to fraction form
    10,783.54/16,176.48 = 3,388.24/x
  3. Step 3: Cross multiply
    10,783.54x = 16,176.48 × 3,388.24
  4. Step 4: Simplify right side
    10,783.54x = 54,809,796.60
  5. Step 5: Solve for x
    x = 54,809,796.60/10,783.54
  6. Step 6: Final answer
    x = 5,082.73

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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.