Home / 2,273.55-3,137.45-1,487.58

Finding the Fourth Proportional to 2,273.55, 3,137.45 and 1,487.58

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Solution

The fourth proportional to 2,273.55, 3,137.45 and 1,487.58 is: 2,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.55 : 3,137.45 = 1,487.58 : x
  2. Step 2: Convert to fraction form
    2,273.55/3,137.45 = 1,487.58/x
  3. Step 3: Cross multiply
    2,273.55x = 3,137.45 × 1,487.58
  4. Step 4: Simplify right side
    2,273.55x = 4,667,200.43
  5. Step 5: Solve for x
    x = 4,667,200.43/2,273.55
  6. Step 6: Final answer
    x = 2,052.83

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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.