Home / 3,714.13-5,116.42-3,181.27

Finding the Fourth Proportional to 3,714.13, 5,116.42 and 3,181.27

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Solution

The fourth proportional to 3,714.13, 5,116.42 and 3,181.27 is: 4,382.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,714.13 : 5,116.42 = 3,181.27 : x
  2. Step 2: Convert to fraction form
    3,714.13/5,116.42 = 3,181.27/x
  3. Step 3: Cross multiply
    3,714.13x = 5,116.42 × 3,181.27
  4. Step 4: Simplify right side
    3,714.13x = 16,276,692.71
  5. Step 5: Solve for x
    x = 16,276,692.71/3,714.13
  6. Step 6: Final answer
    x = 4,382.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.