Home / 3,765.70-5,192.76-2,273.32

Finding the Fourth Proportional to 3,765.70, 5,192.76 and 2,273.32

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Solution

The fourth proportional to 3,765.70, 5,192.76 and 2,273.32 is: 3,134.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.70 : 5,192.76 = 2,273.32 : x
  2. Step 2: Convert to fraction form
    3,765.70/5,192.76 = 2,273.32/x
  3. Step 3: Cross multiply
    3,765.70x = 5,192.76 × 2,273.32
  4. Step 4: Simplify right side
    3,765.70x = 11,804,805.16
  5. Step 5: Solve for x
    x = 11,804,805.16/3,765.70
  6. Step 6: Final answer
    x = 3,134.82

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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.