Home / 3,176.20-4,383.42-1,760.03

Finding the Fourth Proportional to 3,176.20, 4,383.42 and 1,760.03

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Solution

The fourth proportional to 3,176.20, 4,383.42 and 1,760.03 is: 2,428.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.20 : 4,383.42 = 1,760.03 : x
  2. Step 2: Convert to fraction form
    3,176.20/4,383.42 = 1,760.03/x
  3. Step 3: Cross multiply
    3,176.20x = 4,383.42 × 1,760.03
  4. Step 4: Simplify right side
    3,176.20x = 7,714,938.62
  5. Step 5: Solve for x
    x = 7,714,938.62/3,176.20
  6. Step 6: Final answer
    x = 2,428.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.