Home / 3,516.25-5,272.53-1,435.09

Finding the Fourth Proportional to 3,516.25, 5,272.53 and 1,435.09

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Solution

The fourth proportional to 3,516.25, 5,272.53 and 1,435.09 is: 2,151.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516.25 : 5,272.53 = 1,435.09 : x
  2. Step 2: Convert to fraction form
    3,516.25/5,272.53 = 1,435.09/x
  3. Step 3: Cross multiply
    3,516.25x = 5,272.53 × 1,435.09
  4. Step 4: Simplify right side
    3,516.25x = 7,566,555.08
  5. Step 5: Solve for x
    x = 7,566,555.08/3,516.25
  6. Step 6: Final answer
    x = 2,151.88

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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.