Home / 6,343.50-9,515.85-2,183.34

Finding the Fourth Proportional to 6,343.50, 9,515.85 and 2,183.34

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Solution

The fourth proportional to 6,343.50, 9,515.85 and 2,183.34 is: 3,275.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,343.50 : 9,515.85 = 2,183.34 : x
  2. Step 2: Convert to fraction form
    6,343.50/9,515.85 = 2,183.34/x
  3. Step 3: Cross multiply
    6,343.50x = 9,515.85 × 2,183.34
  4. Step 4: Simplify right side
    6,343.50x = 20,776,335.94
  5. Step 5: Solve for x
    x = 20,776,335.94/6,343.50
  6. Step 6: Final answer
    x = 3,275.22

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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.