Home / 3,975.74-5,961.58-1,508.68

Finding the Fourth Proportional to 3,975.74, 5,961.58 and 1,508.68

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Solution

The fourth proportional to 3,975.74, 5,961.58 and 1,508.68 is: 2,262.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,975.74 : 5,961.58 = 1,508.68 : x
  2. Step 2: Convert to fraction form
    3,975.74/5,961.58 = 1,508.68/x
  3. Step 3: Cross multiply
    3,975.74x = 5,961.58 × 1,508.68
  4. Step 4: Simplify right side
    3,975.74x = 8,994,097.84
  5. Step 5: Solve for x
    x = 8,994,097.84/3,975.74
  6. Step 6: Final answer
    x = 2,262.25

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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.