Home / 7,452.63-11,181.29-3,072.15

Finding the Fourth Proportional to 7,452.63, 11,181.29 and 3,072.15

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Solution

The fourth proportional to 7,452.63, 11,181.29 and 3,072.15 is: 4,609.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,452.63 : 11,181.29 = 3,072.15 : x
  2. Step 2: Convert to fraction form
    7,452.63/11,181.29 = 3,072.15/x
  3. Step 3: Cross multiply
    7,452.63x = 11,181.29 × 3,072.15
  4. Step 4: Simplify right side
    7,452.63x = 34,350,584.71
  5. Step 5: Solve for x
    x = 34,350,584.71/7,452.63
  6. Step 6: Final answer
    x = 4,609.19

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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.