Home / 3,771.27-5,658.79-1,692.76

Finding the Fourth Proportional to 3,771.27, 5,658.79 and 1,692.76

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Solution

The fourth proportional to 3,771.27, 5,658.79 and 1,692.76 is: 2,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.27 : 5,658.79 = 1,692.76 : x
  2. Step 2: Convert to fraction form
    3,771.27/5,658.79 = 1,692.76/x
  3. Step 3: Cross multiply
    3,771.27x = 5,658.79 × 1,692.76
  4. Step 4: Simplify right side
    3,771.27x = 9,578,973.36
  5. Step 5: Solve for x
    x = 9,578,973.36/3,771.27
  6. Step 6: Final answer
    x = 2,539.99

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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.