Home / 7,655.88-11,485.44-2,727.03

Finding the Fourth Proportional to 7,655.88, 11,485.44 and 2,727.03

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Solution

The fourth proportional to 7,655.88, 11,485.44 and 2,727.03 is: 4,091.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.88 : 11,485.44 = 2,727.03 : x
  2. Step 2: Convert to fraction form
    7,655.88/11,485.44 = 2,727.03/x
  3. Step 3: Cross multiply
    7,655.88x = 11,485.44 × 2,727.03
  4. Step 4: Simplify right side
    7,655.88x = 31,321,139.44
  5. Step 5: Solve for x
    x = 31,321,139.44/7,655.88
  6. Step 6: Final answer
    x = 4,091.12

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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.