Home / 8,126.82-12,189.15-2,283.93

Finding the Fourth Proportional to 8,126.82, 12,189.15 and 2,283.93

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Solution

The fourth proportional to 8,126.82, 12,189.15 and 2,283.93 is: 3,425.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,126.82 : 12,189.15 = 2,283.93 : x
  2. Step 2: Convert to fraction form
    8,126.82/12,189.15 = 2,283.93/x
  3. Step 3: Cross multiply
    8,126.82x = 12,189.15 × 2,283.93
  4. Step 4: Simplify right side
    8,126.82x = 27,839,165.36
  5. Step 5: Solve for x
    x = 27,839,165.36/8,126.82
  6. Step 6: Final answer
    x = 3,425.59

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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.