Home / 3,717.50-5,575.68-1,252.31

Finding the Fourth Proportional to 3,717.50, 5,575.68 and 1,252.31

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Solution

The fourth proportional to 3,717.50, 5,575.68 and 1,252.31 is: 1,878.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,717.50 : 5,575.68 = 1,252.31 : x
  2. Step 2: Convert to fraction form
    3,717.50/5,575.68 = 1,252.31/x
  3. Step 3: Cross multiply
    3,717.50x = 5,575.68 × 1,252.31
  4. Step 4: Simplify right side
    3,717.50x = 6,982,451.94
  5. Step 5: Solve for x
    x = 6,982,451.94/3,717.50
  6. Step 6: Final answer
    x = 1,878.27

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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.