Home / 3,992.14-5,506.99-2,499.74

Finding the Fourth Proportional to 3,992.14, 5,506.99 and 2,499.74

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Solution

The fourth proportional to 3,992.14, 5,506.99 and 2,499.74 is: 3,448.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,992.14 : 5,506.99 = 2,499.74 : x
  2. Step 2: Convert to fraction form
    3,992.14/5,506.99 = 2,499.74/x
  3. Step 3: Cross multiply
    3,992.14x = 5,506.99 × 2,499.74
  4. Step 4: Simplify right side
    3,992.14x = 13,766,043.18
  5. Step 5: Solve for x
    x = 13,766,043.18/3,992.14
  6. Step 6: Final answer
    x = 3,448.29

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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.