Home / 3,983.91-5,496.96-2,492.29

Finding the Fourth Proportional to 3,983.91, 5,496.96 and 2,492.29

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Solution

The fourth proportional to 3,983.91, 5,496.96 and 2,492.29 is: 3,438.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,983.91 : 5,496.96 = 2,492.29 : x
  2. Step 2: Convert to fraction form
    3,983.91/5,496.96 = 2,492.29/x
  3. Step 3: Cross multiply
    3,983.91x = 5,496.96 × 2,492.29
  4. Step 4: Simplify right side
    3,983.91x = 13,700,018.44
  5. Step 5: Solve for x
    x = 13,700,018.44/3,983.91
  6. Step 6: Final answer
    x = 3,438.84

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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.