Home / 7,453.30-11,185.07-3,070.75

Finding the Fourth Proportional to 7,453.30, 11,185.07 and 3,070.75

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Solution

The fourth proportional to 7,453.30, 11,185.07 and 3,070.75 is: 4,608.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,453.30 : 11,185.07 = 3,070.75 : x
  2. Step 2: Convert to fraction form
    7,453.30/11,185.07 = 3,070.75/x
  3. Step 3: Cross multiply
    7,453.30x = 11,185.07 × 3,070.75
  4. Step 4: Simplify right side
    7,453.30x = 34,346,553.70
  5. Step 5: Solve for x
    x = 34,346,553.70/7,453.30
  6. Step 6: Final answer
    x = 4,608.23

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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.