Home / 2,273.52-3,137.09-1,528.73

Finding the Fourth Proportional to 2,273.52, 3,137.09 and 1,528.73

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Solution

The fourth proportional to 2,273.52, 3,137.09 and 1,528.73 is: 2,109.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,273.52 : 3,137.09 = 1,528.73 : x
  2. Step 2: Convert to fraction form
    2,273.52/3,137.09 = 1,528.73/x
  3. Step 3: Cross multiply
    2,273.52x = 3,137.09 × 1,528.73
  4. Step 4: Simplify right side
    2,273.52x = 4,795,740.27
  5. Step 5: Solve for x
    x = 4,795,740.27/2,273.52
  6. Step 6: Final answer
    x = 2,109.39

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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.