Home / 6,127.67-9,187.79-2,749.85

Finding the Fourth Proportional to 6,127.67, 9,187.79 and 2,749.85

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Solution

The fourth proportional to 6,127.67, 9,187.79 and 2,749.85 is: 4,123.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127.67 : 9,187.79 = 2,749.85 : x
  2. Step 2: Convert to fraction form
    6,127.67/9,187.79 = 2,749.85/x
  3. Step 3: Cross multiply
    6,127.67x = 9,187.79 × 2,749.85
  4. Step 4: Simplify right side
    6,127.67x = 25,265,005.27
  5. Step 5: Solve for x
    x = 25,265,005.27/6,127.67
  6. Step 6: Final answer
    x = 4,123.10

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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.