Home / 6,127.06-9,190.60-2,231.77

Finding the Fourth Proportional to 6,127.06, 9,190.60 and 2,231.77

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Solution

The fourth proportional to 6,127.06, 9,190.60 and 2,231.77 is: 3,347.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.06 : 9,190.60 = 2,231.77 : x
  2. Step 2: Convert to fraction form
    6,127.06/9,190.60 = 2,231.77/x
  3. Step 3: Cross multiply
    6,127.06x = 9,190.60 × 2,231.77
  4. Step 4: Simplify right side
    6,127.06x = 20,511,276.81
  5. Step 5: Solve for x
    x = 20,511,276.81/6,127.06
  6. Step 6: Final answer
    x = 3,347.66

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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.