Home / 3,816.14-5,714.88-3,446.78

Finding the Fourth Proportional to 3,816.14, 5,714.88 and 3,446.78

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Solution

The fourth proportional to 3,816.14, 5,714.88 and 3,446.78 is: 5,161.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,816.14 : 5,714.88 = 3,446.78 : x
  2. Step 2: Convert to fraction form
    3,816.14/5,714.88 = 3,446.78/x
  3. Step 3: Cross multiply
    3,816.14x = 5,714.88 × 3,446.78
  4. Step 4: Simplify right side
    3,816.14x = 19,697,934.09
  5. Step 5: Solve for x
    x = 19,697,934.09/3,816.14
  6. Step 6: Final answer
    x = 5,161.74

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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.