Home / 6,272.82-8,658.18-3,913.56

Finding the Fourth Proportional to 6,272.82, 8,658.18 and 3,913.56

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Solution

The fourth proportional to 6,272.82, 8,658.18 and 3,913.56 is: 5,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,272.82 : 8,658.18 = 3,913.56 : x
  2. Step 2: Convert to fraction form
    6,272.82/8,658.18 = 3,913.56/x
  3. Step 3: Cross multiply
    6,272.82x = 8,658.18 × 3,913.56
  4. Step 4: Simplify right side
    6,272.82x = 33,884,306.92
  5. Step 5: Solve for x
    x = 33,884,306.92/6,272.82
  6. Step 6: Final answer
    x = 5,401.77

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1.5x scale

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.