Home / 6,665.46-9,198.36-4,012.92

Finding the Fourth Proportional to 6,665.46, 9,198.36 and 4,012.92

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Solution

The fourth proportional to 6,665.46, 9,198.36 and 4,012.92 is: 5,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,665.46 : 9,198.36 = 4,012.92 : x
  2. Step 2: Convert to fraction form
    6,665.46/9,198.36 = 4,012.92/x
  3. Step 3: Cross multiply
    6,665.46x = 9,198.36 × 4,012.92
  4. Step 4: Simplify right side
    6,665.46x = 36,912,282.81
  5. Step 5: Solve for x
    x = 36,912,282.81/6,665.46
  6. Step 6: Final answer
    x = 5,537.84

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Double scale
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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.