Home / 11,354.87-17,030.30-3,455.48

Finding the Fourth Proportional to 11,354.87, 17,030.30 and 3,455.48

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Solution

The fourth proportional to 11,354.87, 17,030.30 and 3,455.48 is: 5,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,354.87 : 17,030.30 = 3,455.48 : x
  2. Step 2: Convert to fraction form
    11,354.87/17,030.30 = 3,455.48/x
  3. Step 3: Cross multiply
    11,354.87x = 17,030.30 × 3,455.48
  4. Step 4: Simplify right side
    11,354.87x = 58,847,861.04
  5. Step 5: Solve for x
    x = 58,847,861.04/11,354.87
  6. Step 6: Final answer
    x = 5,182.61

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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.