Home / 4,402.62-6,605.45-2,757.21

Finding the Fourth Proportional to 4,402.62, 6,605.45 and 2,757.21

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Solution

The fourth proportional to 4,402.62, 6,605.45 and 2,757.21 is: 4,136.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,402.62 : 6,605.45 = 2,757.21 : x
  2. Step 2: Convert to fraction form
    4,402.62/6,605.45 = 2,757.21/x
  3. Step 3: Cross multiply
    4,402.62x = 6,605.45 × 2,757.21
  4. Step 4: Simplify right side
    4,402.62x = 18,212,599.01
  5. Step 5: Solve for x
    x = 18,212,599.01/4,402.62
  6. Step 6: Final answer
    x = 4,136.76

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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.