Home / 8,043.37-12,066.96-3,360.78

Finding the Fourth Proportional to 8,043.37, 12,066.96 and 3,360.78

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Solution

The fourth proportional to 8,043.37, 12,066.96 and 3,360.78 is: 5,041.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,043.37 : 12,066.96 = 3,360.78 : x
  2. Step 2: Convert to fraction form
    8,043.37/12,066.96 = 3,360.78/x
  3. Step 3: Cross multiply
    8,043.37x = 12,066.96 × 3,360.78
  4. Step 4: Simplify right side
    8,043.37x = 40,554,397.83
  5. Step 5: Solve for x
    x = 40,554,397.83/8,043.37
  6. Step 6: Final answer
    x = 5,041.97

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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.