Home / 3,476.38-4,781.84-3,048.90

Finding the Fourth Proportional to 3,476.38, 4,781.84 and 3,048.90

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Solution

The fourth proportional to 3,476.38, 4,781.84 and 3,048.90 is: 4,193.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,476.38 : 4,781.84 = 3,048.90 : x
  2. Step 2: Convert to fraction form
    3,476.38/4,781.84 = 3,048.90/x
  3. Step 3: Cross multiply
    3,476.38x = 4,781.84 × 3,048.90
  4. Step 4: Simplify right side
    3,476.38x = 14,579,336.73
  5. Step 5: Solve for x
    x = 14,579,336.73/3,476.38
  6. Step 6: Final answer
    x = 4,193.83

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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.