Home / 7,575.58-11,366.82-3,416.68

Finding the Fourth Proportional to 7,575.58, 11,366.82 and 3,416.68

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Solution

The fourth proportional to 7,575.58, 11,366.82 and 3,416.68 is: 5,126.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.58 : 11,366.82 = 3,416.68 : x
  2. Step 2: Convert to fraction form
    7,575.58/11,366.82 = 3,416.68/x
  3. Step 3: Cross multiply
    7,575.58x = 11,366.82 × 3,416.68
  4. Step 4: Simplify right side
    7,575.58x = 38,836,786.56
  5. Step 5: Solve for x
    x = 38,836,786.56/7,575.58
  6. Step 6: Final answer
    x = 5,126.58

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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.