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Finding the Fourth Proportional to 4,614.99, 6,918.39 and 1,692.62

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Solution

The fourth proportional to 4,614.99, 6,918.39 and 1,692.62 is: 2,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,614.99 : 6,918.39 = 1,692.62 : x
  2. Step 2: Convert to fraction form
    4,614.99/6,918.39 = 1,692.62/x
  3. Step 3: Cross multiply
    4,614.99x = 6,918.39 × 1,692.62
  4. Step 4: Simplify right side
    4,614.99x = 11,710,222.58
  5. Step 5: Solve for x
    x = 11,710,222.58/4,614.99
  6. Step 6: Final answer
    x = 2,537.43

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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.