Home / 6,812.27-9,401.76-4,160.73

Finding the Fourth Proportional to 6,812.27, 9,401.76 and 4,160.73

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Solution

The fourth proportional to 6,812.27, 9,401.76 and 4,160.73 is: 5,742.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,812.27 : 9,401.76 = 4,160.73 : x
  2. Step 2: Convert to fraction form
    6,812.27/9,401.76 = 4,160.73/x
  3. Step 3: Cross multiply
    6,812.27x = 9,401.76 × 4,160.73
  4. Step 4: Simplify right side
    6,812.27x = 39,118,184.88
  5. Step 5: Solve for x
    x = 39,118,184.88/6,812.27
  6. Step 6: Final answer
    x = 5,742.32

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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.