Home / 7,539.24-11,309.70-2,609.32

Finding the Fourth Proportional to 7,539.24, 11,309.70 and 2,609.32

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Solution

The fourth proportional to 7,539.24, 11,309.70 and 2,609.32 is: 3,914.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,539.24 : 11,309.70 = 2,609.32 : x
  2. Step 2: Convert to fraction form
    7,539.24/11,309.70 = 2,609.32/x
  3. Step 3: Cross multiply
    7,539.24x = 11,309.70 × 2,609.32
  4. Step 4: Simplify right side
    7,539.24x = 29,510,626.40
  5. Step 5: Solve for x
    x = 29,510,626.40/7,539.24
  6. Step 6: Final answer
    x = 3,914.27

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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.