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Finding the Fourth Proportional to 3,955.94, 5,933.39 and 1,877.27

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Solution

The fourth proportional to 3,955.94, 5,933.39 and 1,877.27 is: 2,815.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.94 : 5,933.39 = 1,877.27 : x
  2. Step 2: Convert to fraction form
    3,955.94/5,933.39 = 1,877.27/x
  3. Step 3: Cross multiply
    3,955.94x = 5,933.39 × 1,877.27
  4. Step 4: Simplify right side
    3,955.94x = 11,138,545.38
  5. Step 5: Solve for x
    x = 11,138,545.38/3,955.94
  6. Step 6: Final answer
    x = 2,815.65

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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.