Home / 3,324.70-4,982.81-1,765.45

Finding the Fourth Proportional to 3,324.70, 4,982.81 and 1,765.45

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Solution

The fourth proportional to 3,324.70, 4,982.81 and 1,765.45 is: 2,645.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.70 : 4,982.81 = 1,765.45 : x
  2. Step 2: Convert to fraction form
    3,324.70/4,982.81 = 1,765.45/x
  3. Step 3: Cross multiply
    3,324.70x = 4,982.81 × 1,765.45
  4. Step 4: Simplify right side
    3,324.70x = 8,796,890.27
  5. Step 5: Solve for x
    x = 8,796,890.27/3,324.70
  6. Step 6: Final answer
    x = 2,645.92

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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.