Home / 9,188.07-13,777.05-2,861.22

Finding the Fourth Proportional to 9,188.07, 13,777.05 and 2,861.22

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Solution

The fourth proportional to 9,188.07, 13,777.05 and 2,861.22 is: 4,290.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188.07 : 13,777.05 = 2,861.22 : x
  2. Step 2: Convert to fraction form
    9,188.07/13,777.05 = 2,861.22/x
  3. Step 3: Cross multiply
    9,188.07x = 13,777.05 × 2,861.22
  4. Step 4: Simplify right side
    9,188.07x = 39,419,171.00
  5. Step 5: Solve for x
    x = 39,419,171.00/9,188.07
  6. Step 6: Final answer
    x = 4,290.26

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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.