Home / 5,240.37-7,858.88-1,729.73

Finding the Fourth Proportional to 5,240.37, 7,858.88 and 1,729.73

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Solution

The fourth proportional to 5,240.37, 7,858.88 and 1,729.73 is: 2,594.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.37 : 7,858.88 = 1,729.73 : x
  2. Step 2: Convert to fraction form
    5,240.37/7,858.88 = 1,729.73/x
  3. Step 3: Cross multiply
    5,240.37x = 7,858.88 × 1,729.73
  4. Step 4: Simplify right side
    5,240.37x = 13,593,705.53
  5. Step 5: Solve for x
    x = 13,593,705.53/5,240.37
  6. Step 6: Final answer
    x = 2,594.04

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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.