Home / 3,830.13-5,274.54-3,592.80

Finding the Fourth Proportional to 3,830.13, 5,274.54 and 3,592.80

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Solution

The fourth proportional to 3,830.13, 5,274.54 and 3,592.80 is: 4,947.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830.13 : 5,274.54 = 3,592.80 : x
  2. Step 2: Convert to fraction form
    3,830.13/5,274.54 = 3,592.80/x
  3. Step 3: Cross multiply
    3,830.13x = 5,274.54 × 3,592.80
  4. Step 4: Simplify right side
    3,830.13x = 18,950,367.31
  5. Step 5: Solve for x
    x = 18,950,367.31/3,830.13
  6. Step 6: Final answer
    x = 4,947.71

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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.