Home / 11,410.88-17,113.68-4,388.58

Finding the Fourth Proportional to 11,410.88, 17,113.68 and 4,388.58

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Solution

The fourth proportional to 11,410.88, 17,113.68 and 4,388.58 is: 6,581.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.88 : 17,113.68 = 4,388.58 : x
  2. Step 2: Convert to fraction form
    11,410.88/17,113.68 = 4,388.58/x
  3. Step 3: Cross multiply
    11,410.88x = 17,113.68 × 4,388.58
  4. Step 4: Simplify right side
    11,410.88x = 75,104,753.77
  5. Step 5: Solve for x
    x = 75,104,753.77/11,410.88
  6. Step 6: Final answer
    x = 6,581.86

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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.