Home / 3,982.41-5,499.23-2,492.87

Finding the Fourth Proportional to 3,982.41, 5,499.23 and 2,492.87

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Solution

The fourth proportional to 3,982.41, 5,499.23 and 2,492.87 is: 3,442.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.41 : 5,499.23 = 2,492.87 : x
  2. Step 2: Convert to fraction form
    3,982.41/5,499.23 = 2,492.87/x
  3. Step 3: Cross multiply
    3,982.41x = 5,499.23 × 2,492.87
  4. Step 4: Simplify right side
    3,982.41x = 13,708,825.53
  5. Step 5: Solve for x
    x = 13,708,825.53/3,982.41
  6. Step 6: Final answer
    x = 3,442.34

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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.