Home / 11,774.38-17,653.53-3,873.99

Finding the Fourth Proportional to 11,774.38, 17,653.53 and 3,873.99

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Solution

The fourth proportional to 11,774.38, 17,653.53 and 3,873.99 is: 5,808.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,774.38 : 17,653.53 = 3,873.99 : x
  2. Step 2: Convert to fraction form
    11,774.38/17,653.53 = 3,873.99/x
  3. Step 3: Cross multiply
    11,774.38x = 17,653.53 × 3,873.99
  4. Step 4: Simplify right side
    11,774.38x = 68,389,599.49
  5. Step 5: Solve for x
    x = 68,389,599.49/11,774.38
  6. Step 6: Final answer
    x = 5,808.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.