Home / 4,665.28-6,438.34-2,675.82

Finding the Fourth Proportional to 4,665.28, 6,438.34 and 2,675.82

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Solution

The fourth proportional to 4,665.28, 6,438.34 and 2,675.82 is: 3,692.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,665.28 : 6,438.34 = 2,675.82 : x
  2. Step 2: Convert to fraction form
    4,665.28/6,438.34 = 2,675.82/x
  3. Step 3: Cross multiply
    4,665.28x = 6,438.34 × 2,675.82
  4. Step 4: Simplify right side
    4,665.28x = 17,227,838.94
  5. Step 5: Solve for x
    x = 17,227,838.94/4,665.28
  6. Step 6: Final answer
    x = 3,692.78

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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.