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Finding the Fourth Proportional to 3,800.98, 5,703.27 and 2,632.78

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Solution

The fourth proportional to 3,800.98, 5,703.27 and 2,632.78 is: 3,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800.98 : 5,703.27 = 2,632.78 : x
  2. Step 2: Convert to fraction form
    3,800.98/5,703.27 = 2,632.78/x
  3. Step 3: Cross multiply
    3,800.98x = 5,703.27 × 2,632.78
  4. Step 4: Simplify right side
    3,800.98x = 15,015,455.19
  5. Step 5: Solve for x
    x = 15,015,455.19/3,800.98
  6. Step 6: Final answer
    x = 3,950.42

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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.