Home / 4,081.06-5,631.39-2,402.10

Finding the Fourth Proportional to 4,081.06, 5,631.39 and 2,402.10

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Solution

The fourth proportional to 4,081.06, 5,631.39 and 2,402.10 is: 3,314.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,081.06 : 5,631.39 = 2,402.10 : x
  2. Step 2: Convert to fraction form
    4,081.06/5,631.39 = 2,402.10/x
  3. Step 3: Cross multiply
    4,081.06x = 5,631.39 × 2,402.10
  4. Step 4: Simplify right side
    4,081.06x = 13,527,161.92
  5. Step 5: Solve for x
    x = 13,527,161.92/4,081.06
  6. Step 6: Final answer
    x = 3,314.62

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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.