Home / 4,581.51-6,871.44-2,116.11

Finding the Fourth Proportional to 4,581.51, 6,871.44 and 2,116.11

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Solution

The fourth proportional to 4,581.51, 6,871.44 and 2,116.11 is: 3,173.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581.51 : 6,871.44 = 2,116.11 : x
  2. Step 2: Convert to fraction form
    4,581.51/6,871.44 = 2,116.11/x
  3. Step 3: Cross multiply
    4,581.51x = 6,871.44 × 2,116.11
  4. Step 4: Simplify right side
    4,581.51x = 14,540,722.90
  5. Step 5: Solve for x
    x = 14,540,722.90/4,581.51
  6. Step 6: Final answer
    x = 3,173.78

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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.