Home / 2,492.64-3,738.96-2,003.28

Finding the Fourth Proportional to 2,492.64, 3,738.96 and 2,003.28

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Solution

The fourth proportional to 2,492.64, 3,738.96 and 2,003.28 is: 3,004.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,492.64 : 3,738.96 = 2,003.28 : x
  2. Step 2: Convert to fraction form
    2,492.64/3,738.96 = 2,003.28/x
  3. Step 3: Cross multiply
    2,492.64x = 3,738.96 × 2,003.28
  4. Step 4: Simplify right side
    2,492.64x = 7,490,183.79
  5. Step 5: Solve for x
    x = 7,490,183.79/2,492.64
  6. Step 6: Final answer
    x = 3,004.92

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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.