Home / 2,753.15-4,130.73-1,273.08

Finding the Fourth Proportional to 2,753.15, 4,130.73 and 1,273.08

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Solution

The fourth proportional to 2,753.15, 4,130.73 and 1,273.08 is: 1,910.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.15 : 4,130.73 = 1,273.08 : x
  2. Step 2: Convert to fraction form
    2,753.15/4,130.73 = 1,273.08/x
  3. Step 3: Cross multiply
    2,753.15x = 4,130.73 × 1,273.08
  4. Step 4: Simplify right side
    2,753.15x = 5,258,749.75
  5. Step 5: Solve for x
    x = 5,258,749.75/2,753.15
  6. Step 6: Final answer
    x = 1,910.09

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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.