Home / 5,285.71-7,295.91-3,049.09

Finding the Fourth Proportional to 5,285.71, 7,295.91 and 3,049.09

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Solution

The fourth proportional to 5,285.71, 7,295.91 and 3,049.09 is: 4,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.71 : 7,295.91 = 3,049.09 : x
  2. Step 2: Convert to fraction form
    5,285.71/7,295.91 = 3,049.09/x
  3. Step 3: Cross multiply
    5,285.71x = 7,295.91 × 3,049.09
  4. Step 4: Simplify right side
    5,285.71x = 22,245,886.22
  5. Step 5: Solve for x
    x = 22,245,886.22/5,285.71
  6. Step 6: Final answer
    x = 4,208.68

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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.