Home / 7,606.88-11,409.36-2,993.12

Finding the Fourth Proportional to 7,606.88, 11,409.36 and 2,993.12

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Solution

The fourth proportional to 7,606.88, 11,409.36 and 2,993.12 is: 4,489.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,606.88 : 11,409.36 = 2,993.12 : x
  2. Step 2: Convert to fraction form
    7,606.88/11,409.36 = 2,993.12/x
  3. Step 3: Cross multiply
    7,606.88x = 11,409.36 × 2,993.12
  4. Step 4: Simplify right side
    7,606.88x = 34,149,583.60
  5. Step 5: Solve for x
    x = 34,149,583.60/7,606.88
  6. Step 6: Final answer
    x = 4,489.30

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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.