Home / 3,265.48-4,506.96-1,939.92

Finding the Fourth Proportional to 3,265.48, 4,506.96 and 1,939.92

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Solution

The fourth proportional to 3,265.48, 4,506.96 and 1,939.92 is: 2,677.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.48 : 4,506.96 = 1,939.92 : x
  2. Step 2: Convert to fraction form
    3,265.48/4,506.96 = 1,939.92/x
  3. Step 3: Cross multiply
    3,265.48x = 4,506.96 × 1,939.92
  4. Step 4: Simplify right side
    3,265.48x = 8,743,141.84
  5. Step 5: Solve for x
    x = 8,743,141.84/3,265.48
  6. Step 6: Final answer
    x = 2,677.44

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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.