Home / 3,270.48-4,513.20-1,944.72

Finding the Fourth Proportional to 3,270.48, 4,513.20 and 1,944.72

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Solution

The fourth proportional to 3,270.48, 4,513.20 and 1,944.72 is: 2,683.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.48 : 4,513.20 = 1,944.72 : x
  2. Step 2: Convert to fraction form
    3,270.48/4,513.20 = 1,944.72/x
  3. Step 3: Cross multiply
    3,270.48x = 4,513.20 × 1,944.72
  4. Step 4: Simplify right side
    3,270.48x = 8,776,910.30
  5. Step 5: Solve for x
    x = 8,776,910.30/3,270.48
  6. Step 6: Final answer
    x = 2,683.68

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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.