Home / 5,506.75-8,262.43-3,428.49

Finding the Fourth Proportional to 5,506.75, 8,262.43 and 3,428.49

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Solution

The fourth proportional to 5,506.75, 8,262.43 and 3,428.49 is: 5,144.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,506.75 : 8,262.43 = 3,428.49 : x
  2. Step 2: Convert to fraction form
    5,506.75/8,262.43 = 3,428.49/x
  3. Step 3: Cross multiply
    5,506.75x = 8,262.43 × 3,428.49
  4. Step 4: Simplify right side
    5,506.75x = 28,327,658.63
  5. Step 5: Solve for x
    x = 28,327,658.63/5,506.75
  6. Step 6: Final answer
    x = 5,144.17

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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.