Home / 6,718.14-10,081.60-2,558.18

Finding the Fourth Proportional to 6,718.14, 10,081.60 and 2,558.18

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Solution

The fourth proportional to 6,718.14, 10,081.60 and 2,558.18 is: 3,838.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,718.14 : 10,081.60 = 2,558.18 : x
  2. Step 2: Convert to fraction form
    6,718.14/10,081.60 = 2,558.18/x
  3. Step 3: Cross multiply
    6,718.14x = 10,081.60 × 2,558.18
  4. Step 4: Simplify right side
    6,718.14x = 25,790,566.30
  5. Step 5: Solve for x
    x = 25,790,566.30/6,718.14
  6. Step 6: Final answer
    x = 3,838.94

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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.