Home / 6,217.43-8,580.05-3,422.93

Finding the Fourth Proportional to 6,217.43, 8,580.05 and 3,422.93

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Solution

The fourth proportional to 6,217.43, 8,580.05 and 3,422.93 is: 4,723.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,217.43 : 8,580.05 = 3,422.93 : x
  2. Step 2: Convert to fraction form
    6,217.43/8,580.05 = 3,422.93/x
  3. Step 3: Cross multiply
    6,217.43x = 8,580.05 × 3,422.93
  4. Step 4: Simplify right side
    6,217.43x = 29,368,871.98
  5. Step 5: Solve for x
    x = 29,368,871.98/6,217.43
  6. Step 6: Final answer
    x = 4,723.64

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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.