Home / 5,607.30-8,401.68-3,409.38

Finding the Fourth Proportional to 5,607.30, 8,401.68 and 3,409.38

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Solution

The fourth proportional to 5,607.30, 8,401.68 and 3,409.38 is: 5,108.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.30 : 8,401.68 = 3,409.38 : x
  2. Step 2: Convert to fraction form
    5,607.30/8,401.68 = 3,409.38/x
  3. Step 3: Cross multiply
    5,607.30x = 8,401.68 × 3,409.38
  4. Step 4: Simplify right side
    5,607.30x = 28,644,519.76
  5. Step 5: Solve for x
    x = 28,644,519.76/5,607.30
  6. Step 6: Final answer
    x = 5,108.43

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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.