Home / 3,838.56-5,297.97-2,492.28

Finding the Fourth Proportional to 3,838.56, 5,297.97 and 2,492.28

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Solution

The fourth proportional to 3,838.56, 5,297.97 and 2,492.28 is: 3,439.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.56 : 5,297.97 = 2,492.28 : x
  2. Step 2: Convert to fraction form
    3,838.56/5,297.97 = 2,492.28/x
  3. Step 3: Cross multiply
    3,838.56x = 5,297.97 × 2,492.28
  4. Step 4: Simplify right side
    3,838.56x = 13,204,024.67
  5. Step 5: Solve for x
    x = 13,204,024.67/3,838.56
  6. Step 6: Final answer
    x = 3,439.84

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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.