Home / 3,693.30-5,096.38-2,276.76

Finding the Fourth Proportional to 3,693.30, 5,096.38 and 2,276.76

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Solution

The fourth proportional to 3,693.30, 5,096.38 and 2,276.76 is: 3,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,693.30 : 5,096.38 = 2,276.76 : x
  2. Step 2: Convert to fraction form
    3,693.30/5,096.38 = 2,276.76/x
  3. Step 3: Cross multiply
    3,693.30x = 5,096.38 × 2,276.76
  4. Step 4: Simplify right side
    3,693.30x = 11,603,234.13
  5. Step 5: Solve for x
    x = 11,603,234.13/3,693.30
  6. Step 6: Final answer
    x = 3,141.70

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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.