Home / 3,171.60-4,755.96-2,059.92

Finding the Fourth Proportional to 3,171.60, 4,755.96 and 2,059.92

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Solution

The fourth proportional to 3,171.60, 4,755.96 and 2,059.92 is: 3,088.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171.60 : 4,755.96 = 2,059.92 : x
  2. Step 2: Convert to fraction form
    3,171.60/4,755.96 = 2,059.92/x
  3. Step 3: Cross multiply
    3,171.60x = 4,755.96 × 2,059.92
  4. Step 4: Simplify right side
    3,171.60x = 9,796,897.12
  5. Step 5: Solve for x
    x = 9,796,897.12/3,171.60
  6. Step 6: Final answer
    x = 3,088.94

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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.