Home / 3,217.26-4,428.50-3,092.72

Finding the Fourth Proportional to 3,217.26, 4,428.50 and 3,092.72

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Solution

The fourth proportional to 3,217.26, 4,428.50 and 3,092.72 is: 4,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.26 : 4,428.50 = 3,092.72 : x
  2. Step 2: Convert to fraction form
    3,217.26/4,428.50 = 3,092.72/x
  3. Step 3: Cross multiply
    3,217.26x = 4,428.50 × 3,092.72
  4. Step 4: Simplify right side
    3,217.26x = 13,696,106.13
  5. Step 5: Solve for x
    x = 13,696,106.13/3,217.26
  6. Step 6: Final answer
    x = 4,257.07

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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.