Home / 6,763.45-10,146.62-3,992.19

Finding the Fourth Proportional to 6,763.45, 10,146.62 and 3,992.19

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Solution

The fourth proportional to 6,763.45, 10,146.62 and 3,992.19 is: 5,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,763.45 : 10,146.62 = 3,992.19 : x
  2. Step 2: Convert to fraction form
    6,763.45/10,146.62 = 3,992.19/x
  3. Step 3: Cross multiply
    6,763.45x = 10,146.62 × 3,992.19
  4. Step 4: Simplify right side
    6,763.45x = 40,507,184.37
  5. Step 5: Solve for x
    x = 40,507,184.37/6,763.45
  6. Step 6: Final answer
    x = 5,989.13

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Double scale
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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.