Home / 7,634.23-11,455.25-3,636.14

Finding the Fourth Proportional to 7,634.23, 11,455.25 and 3,636.14

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Solution

The fourth proportional to 7,634.23, 11,455.25 and 3,636.14 is: 5,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.23 : 11,455.25 = 3,636.14 : x
  2. Step 2: Convert to fraction form
    7,634.23/11,455.25 = 3,636.14/x
  3. Step 3: Cross multiply
    7,634.23x = 11,455.25 × 3,636.14
  4. Step 4: Simplify right side
    7,634.23x = 41,652,892.74
  5. Step 5: Solve for x
    x = 41,652,892.74/7,634.23
  6. Step 6: Final answer
    x = 5,456.07

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1.5x scale

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.