Home / 5,261.76-7,262.64-3,273.12

Finding the Fourth Proportional to 5,261.76, 7,262.64 and 3,273.12

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Solution

The fourth proportional to 5,261.76, 7,262.64 and 3,273.12 is: 4,517.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,261.76 : 7,262.64 = 3,273.12 : x
  2. Step 2: Convert to fraction form
    5,261.76/7,262.64 = 3,273.12/x
  3. Step 3: Cross multiply
    5,261.76x = 7,262.64 × 3,273.12
  4. Step 4: Simplify right side
    5,261.76x = 23,771,492.24
  5. Step 5: Solve for x
    x = 23,771,492.24/5,261.76
  6. Step 6: Final answer
    x = 4,517.78

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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.