Home / 6,665.48-9,198.91-3,833.77

Finding the Fourth Proportional to 6,665.48, 9,198.91 and 3,833.77

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Solution

The fourth proportional to 6,665.48, 9,198.91 and 3,833.77 is: 5,290.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.48 : 9,198.91 = 3,833.77 : x
  2. Step 2: Convert to fraction form
    6,665.48/9,198.91 = 3,833.77/x
  3. Step 3: Cross multiply
    6,665.48x = 9,198.91 × 3,833.77
  4. Step 4: Simplify right side
    6,665.48x = 35,266,486.02
  5. Step 5: Solve for x
    x = 35,266,486.02/6,665.48
  6. Step 6: Final answer
    x = 5,290.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.