Home / 5,286.08-7,927.36-2,511.04

Finding the Fourth Proportional to 5,286.08, 7,927.36 and 2,511.04

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Solution

The fourth proportional to 5,286.08, 7,927.36 and 2,511.04 is: 3,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,286.08 : 7,927.36 = 2,511.04 : x
  2. Step 2: Convert to fraction form
    5,286.08/7,927.36 = 2,511.04/x
  3. Step 3: Cross multiply
    5,286.08x = 7,927.36 × 2,511.04
  4. Step 4: Simplify right side
    5,286.08x = 19,905,918.05
  5. Step 5: Solve for x
    x = 19,905,918.05/5,286.08
  6. Step 6: Final answer
    x = 3,765.72

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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.