Home / 2,519.73-3,477.68-2,409.03

Finding the Fourth Proportional to 2,519.73, 3,477.68 and 2,409.03

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Solution

The fourth proportional to 2,519.73, 3,477.68 and 2,409.03 is: 3,324.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519.73 : 3,477.68 = 2,409.03 : x
  2. Step 2: Convert to fraction form
    2,519.73/3,477.68 = 2,409.03/x
  3. Step 3: Cross multiply
    2,519.73x = 3,477.68 × 2,409.03
  4. Step 4: Simplify right side
    2,519.73x = 8,377,823.41
  5. Step 5: Solve for x
    x = 8,377,823.41/2,519.73
  6. Step 6: Final answer
    x = 3,324.89

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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.