Home / 3,175.74-4,763.43-1,885.41

Finding the Fourth Proportional to 3,175.74, 4,763.43 and 1,885.41

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Solution

The fourth proportional to 3,175.74, 4,763.43 and 1,885.41 is: 2,828.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,175.74 : 4,763.43 = 1,885.41 : x
  2. Step 2: Convert to fraction form
    3,175.74/4,763.43 = 1,885.41/x
  3. Step 3: Cross multiply
    3,175.74x = 4,763.43 × 1,885.41
  4. Step 4: Simplify right side
    3,175.74x = 8,981,018.56
  5. Step 5: Solve for x
    x = 8,981,018.56/3,175.74
  6. Step 6: Final answer
    x = 2,828.01

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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.