Home / 3,143.22-4,714.83-1,494.87

Finding the Fourth Proportional to 3,143.22, 4,714.83 and 1,494.87

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Solution

The fourth proportional to 3,143.22, 4,714.83 and 1,494.87 is: 2,242.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,143.22 : 4,714.83 = 1,494.87 : x
  2. Step 2: Convert to fraction form
    3,143.22/4,714.83 = 1,494.87/x
  3. Step 3: Cross multiply
    3,143.22x = 4,714.83 × 1,494.87
  4. Step 4: Simplify right side
    3,143.22x = 7,048,057.92
  5. Step 5: Solve for x
    x = 7,048,057.92/3,143.22
  6. Step 6: Final answer
    x = 2,242.31

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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.