Home / 7,539.54-11,310.09-2,609.18

Finding the Fourth Proportional to 7,539.54, 11,310.09 and 2,609.18

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Solution

The fourth proportional to 7,539.54, 11,310.09 and 2,609.18 is: 3,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.54 : 11,310.09 = 2,609.18 : x
  2. Step 2: Convert to fraction form
    7,539.54/11,310.09 = 2,609.18/x
  3. Step 3: Cross multiply
    7,539.54x = 11,310.09 × 2,609.18
  4. Step 4: Simplify right side
    7,539.54x = 29,510,007.34
  5. Step 5: Solve for x
    x = 29,510,007.34/7,539.54
  6. Step 6: Final answer
    x = 3,914.03

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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.