Home / 3,516.50-5,269.88-2,907.54

Finding the Fourth Proportional to 3,516.50, 5,269.88 and 2,907.54

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Solution

The fourth proportional to 3,516.50, 5,269.88 and 2,907.54 is: 4,357.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.50 : 5,269.88 = 2,907.54 : x
  2. Step 2: Convert to fraction form
    3,516.50/5,269.88 = 2,907.54/x
  3. Step 3: Cross multiply
    3,516.50x = 5,269.88 × 2,907.54
  4. Step 4: Simplify right side
    3,516.50x = 15,322,394.16
  5. Step 5: Solve for x
    x = 15,322,394.16/3,516.50
  6. Step 6: Final answer
    x = 4,357.28

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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.