Home / 3,697.58-5,546.37-2,157.50

Finding the Fourth Proportional to 3,697.58, 5,546.37 and 2,157.50

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Solution

The fourth proportional to 3,697.58, 5,546.37 and 2,157.50 is: 3,236.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,697.58 : 5,546.37 = 2,157.50 : x
  2. Step 2: Convert to fraction form
    3,697.58/5,546.37 = 2,157.50/x
  3. Step 3: Cross multiply
    3,697.58x = 5,546.37 × 2,157.50
  4. Step 4: Simplify right side
    3,697.58x = 11,966,293.28
  5. Step 5: Solve for x
    x = 11,966,293.28/3,697.58
  6. Step 6: Final answer
    x = 3,236.25

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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.